Introduction:
It can be hard to find the right portable player for your needs – there’s an absolute sea of them, and most audiophile manufacturers try their hand at making a DAP (Digital Audio Player) or two.
You have people swearing by Fiio’s products, others by Aune’s, yet others by Shanling, Ibasso, Astell & Kern, Shozy… the list goes on. When everyone shouts that their player is the best, how do you figure out which one really fits the bill?
You can, of course, go to a megastore and demo them all – but such stores that include DAP’s are pretty rare, and definitely are hard to find in rural areas.
But what most don’t realize is that some – if not most – of the research can be done without hands-on experience. It’s easy to just look at sound comparisons and pick the one that sounds best, but in reality there are many other factors that influence whether it’s a good match or not. Battery life, for one – let’s just say it’s difficult to go portable with a 4 hour battery life like the Calyx M. Specs and charts aren’t only theoretical – they either help or destroy ease of use and enjoyment of the product.
The Supermini is one of those DAP’s that not only promises to sound good, but also shows great promise when it comes to lack of complications. Battery life? 22 hours, way above average. Form factor? Tiny – even smaller than the AK Jr., which form factor caused a few issues. Outdoor screen visibility? OLED – the best there is for outdoor viewing. How about power? 320mw output at 32ohms, and I suspect enough for even 300ohm loads – in other words, plenty.
So unlike most DAP’s, that make me nervous before I even receive it, the Supermini covers and preempts most of the trouble areas. Now, it’s down to the wire – does it sound good? Let’s find out.
Packaging & Accessories:
The Supermini comes in a minimalistic black box, with the HiFiMAN logo in white, as well as white borders along the edges. Take off the cover, and you have a great view of the Supermini, separated by a clear sheet of hard plastic.
There aren’t many accessories here, but there also aren’t many needed. Charging cable, a good pair of (unnamed) IEM’s, a pair of tips in addition to the ones installed on the headphone, and a screen protector were provided, along with a warranty card and a user manual.
I found the screen protector to be rather hard to apply, and even when applied correctly, it collects dust and moves around a bit. It isn’t a big deal, but something you should know. As for the headphone, it’s actually quite decent – something above the RE-400 level, but not quite the RE-600 model either. It pairs well with the Supermini, with a warm sound, yet still detailed and balanced. Vocals didn’t have as much clarity as I would have liked, but otherwise it’s great. Definitely great for people who are just starting their Hi-Fi journey, and want an all-in-one package that sounds good.
Another thing – the headphone is small, and I mean really small. Many IEM’s end up being too big or uncomfortable for the ear, but this one is snug and fits very well.
Unfortunately, the warranty card is in Chinese, but as usual with HiFiMAN, an English one should be in the works. The user manual is intuitive and easy to follow, and makes operating the Supermini a cinch – though it’s already quite easy to use even without instructions.
Overall, packaging is good, and other than the gimmicky screen protector, everything works quite well.
Build Quality, Design, & Form Factor:
The Supermini is a solid DAP – literally. The body is completely metal, while the three buttons in the center are made of hard plastic. No “hollow” sounding body here – it’s a brick in quality, without the size and weight. Same goes for the buttons; they have a satisfying click and are well placed.
The screen takes up half of the player, and looks quite nice. Large enough that you don’t need to squint, yet not a full length screen like some have been moving towards. Still, I don’t find there to be a lack of space on the screen during playtime, though I’ll come back to that later.
On the right hand side of the player are four buttons – volume up, volume down, return, and the power button. As someone left-handed, I feel the button placement is excellent for me. However, I’ve found that the power button placement was a bit tricky to get used to when using it right-handed. My thumb would always hover to where the volume buttons were, and not intuitively to the power button, located near the bottom of the player.
The bottom of the player is also packed with features – normal audio out, balanced out, microSD card slot, and a charging/file transfer port. The regular out is colored blue, while the balanced out is colored black – a nice and easy way to differentiate between the two.
The left hand side of the player is bare, along with the back of the player – besides for HiFiMAN logo and a bit of information, there’s not much here in the way of functionality. I would have preferred the power button to be located on the left side, near the top, but it’s a matter of preference – to each their own.
Form factor is absolutely great – I’m not sure I’ve even seen better on an audiophile player. This makes it easy to carry around, where it practically disappears into your pocket. This may not sound big, but besides for the AK Jr., practically every other player is a brick – heavy, bulky, and hard to carry around. To those that keep primarily their DAP’s collecting dust in their drawers, then this isn’t much of a factor. For those who actually use them often, this is practicality heaven.
Firmware is still being worked on, but the initial ones are quite developed – no more of the “I can’t get this stupid player to play” sort of garbage. The Supermini’s UI is smooth, easy to navigate, and without hiccups. While there is no scroll wheel, the left/right buttons in the center of the device allow for scrolling, when held down. Before getting the Supermini, I thought there was no way for that to work well. But you know what? It works really smoothly, and I actually prefer scrolling using the Supermini’s buttons, to the scroll wheel of the Aune M2. Scroll timing is something that so many companies get wrong, yet is so fundamental to easy navigation. And HiFiMAN nailed it this time.
Just something I’ve noticed after I finished the review, there have been a few comparisons to the Hisoundaudio Studio V/VI players, and I personally have to disagree with that sentiment entirely. The Studio VI I had couldn’t even play music in order – and here’s the Supermini, which does every function I’ve tried without a hitch. Whether it’s scrolling through a large collection quickly, skip forward/backwards to different songs, get out of the song screen back to the menu, to the options, back to the song playing – nothing was half baked, everything worked perfectly.
Volume works well, though 32 steps are more than I’ll ever need. Even the volume-hungry Pinnacle P1 was perfectly loud with the volume set to 8. I can’t imagine a headphone being non-sensitive enough to actually need even half those volume steps… perhaps it would be better to leave most of the higher volume steps out, and allow for more fine-tuning.
As for fast-forward/rewind, that’s the death of me on most DAP’s – it’s either too damn slow, or too fast to actually get to where I want. With the Supermini, it’s absolutely just right – The second I tried fast-forwarding, I was pleasantly surprised. This should be the benchmark for all other DAP’s to follow.
You’re probably thinking, “Well, it’s just fast forwarding, right? How important is it already?”
Speaking in terms of practicality, pretty darn important. Using the DAP’s I have, I very often want to move to other parts of the song, audiobook, or podcast, and a rewind/fast forward option that isn’t tuned well is just flat out annoying. I see people complaining about gapless playback like their life depends on it, while navigation, the real applicable factor, slips by unnoticed. Like I mentioned earlier, timing plays a large role in ease of use, and HiFiMAN nailed down the timing – again. I just wish more DAP’s had their rewind times down like the Supermini does.
On the main menu, there are a number of options. “Now playing” appears at the top of the list, an option I don’t see often enough on the main menu. After that there are sorting options, firstly a regular file explorer (sorts by folder), followed by sorting by artist, album, genre, favorites, and all songs. Last on the list is the Settings option, to which there are a plethora of sub-options that let you modify everything from backlight times to repeat, shuffle, and screen lock.
I should mention that there is no EQ option available at the moment, but personally I’ve found most EQ options to be very primitive and not well implemented – with the glaring exception being Cowon’s players.
On the playing screen, there is quite a bit of information, yet it all looks very smooth and not crowded. On the top bar, you can see the position of the song within the folder/album, followed by the shuffle/repeat signs (either on or off), then followed by volume level, finally ending with a battery indicator. Sounds like a handful, huh? It’s actually pretty clear to see, and very nicely shown.
Below that is the name of the track, followed by the artist and album name – quite nice. There isn’t any album art, but again, that doesn’t interfere with functionality, and is a bell/whistle that honestly doesn’t make using the player any easier. If the file name is longer than the screen, it’ll scroll through the rest of the name at a nice pace, showing exactly what you are listening to.
Under all this is a time bar, showing how far you are into the song. As if this wasn’t enough, it also displays the elapsed song time on the right, format under the status bar, and sample rate under that. What’s really nice about all this is that this is useful information that isn’t present in many other players – at least not on the playing screen. Sample rate is something I pay attention to, and having it there along with everything else makes it easier for me to enjoy what I’m listening to, without having to jump hoops trying to find information that is essential to the song.
There are a few minor software kinks that need straightening out, the most major of them being that the volume buttons turn the screen back on, when it should be locked. I don't seem to recall anything else that should be changed, other than the "return" button not going back to the album folder. However, a firmware update is very realistically in the works, so stay tuned.
All the way at the bottom are play, forward, and back symbols, each set above a physical button. Brightness of the display letters are just right, not too bright on the eyes, even in a dark room. As I mentioned before, this is an OLED screen – making outdoor viewing a piece of cake. I’m often on the go, and all too often have to squint to see what exactly is displayed on the screen – with OLED, that just doesn’t happen.
The Supermini supports practically all formats up to DSD 64, and I suspect DSD 128 will work as well. I did have an issue of the player freezing when playing an OGG file, but other than that it’s been pretty flawless. The UI is very quick throughout, with the only pauses being when selecting a song and switching to a second page of options on the same screen. No lag is indeed something to be happy about – there’s too many DAP’s out there that have enough lag to ruin enjoyment (I’m looking at you, AK Jr!), and cutting down on a color screen in exchange for a quicker interface with more information is a worthwhile tradeoff in my book. There are a few minor software kinks that need straightening out, the most major of them being that the volume buttons turn the screen back on, when it should be locked.
Sound:
What’s the first question when you ask about a DAP?
“Does it sound good?”
Okay, fine. What’s the second question when it comes to DAP’s?
“Does it pair well with my headphone?”
And that is exactly why I am a huge fan of the headphone chart HiFiMAN published for the SuperMini. I’ve personally spent a lot of time (too much for me to quote here without being embarrassed) trying to find the best synergy for my headphones and earphones. What’s synergy? As anyone who’s been in this hobby for a while would know, you can have a stellar headphone, and a fantastic DAC, amplifier, or DAP – and the two will sound horrible together.
“Why? Isn’t it just summing the two awesome parts together?”
No – and that’s where synergy comes into play. To make this short, a lot of it is a game of luck (and hardcore calculations) as to whether a certain headphone will sound good with a certain DAP.
That’s why the headphone chart provided by HiFiMAN on the SuperMini main page is so, so great – they do all the work for you. They compared 26 different headphones with the Mini, and rated how each of them performed with it.
It may not seem like much, but this should really be the standard for every DAP producer – instead of spending hundreds of hours and dollars trying to figure out if a pairing even works, the engineers should tell you their opinion, at least on the driving capabilities. This saves us all the heartache and sweat when buying equipment – just to check out whether it works in the first place! I can’t begin to say how useful this chart is – it’s a lifesaver, for sure.
I already hear the cynics saying: “Yeah, but they’d overrate every pairing with the Supermini, right? They have a vested interest after all…” – but the complaint simply doesn’t hold up. Testing the Supermini with the Sennheiser HD650 was the best portable pairing I’ve gotten out of the headphone – and that’s saying a lot, since the 650’s usually hate everything but dedicated tube amps. It paired very well with the HiFiMAN HE400S – with and without the HM5 angled pads. True to the chart, it had a bit of a harder time with the AKG K7XX and the HiFiMAN HE400i – it sounded great for a portable pairing, but not the same level of goodness as the HD650/SuperMini provided. While I didn’t go through all the headphones on the list, the couple I’ve tried were fair and accurate enough for me to recommend the chart wholeheartedly, and go by the information it provides.
Moving on to the sound signature itself, the Supermini is an interesting player – more musical than analytical, but there’s more to it than that. It’s different than any other player I’ve heard before – it has a thick sound, but doesn’t ever get muddy, and the frequency as a whole carries some wait.
Usually that’s associated with less speed, a “slow” player that can’t keep up with rock and metal music. That isn’t the case here – it’s full-bodied (more so than “warm” players like the Fiio X5), and doesn’t lack in any department because of it.
As you’ll soon see, everything’s pretty much on point – but the SQ is distinct, different, and although I can’t speak for most of you, it will most likely be a very appealing treat.
Just to emphasize this again: it pairs absolutely beautifully with the HD650’s. HiFiMAN wasn’t kidding when they said that this little guy has enough power to “drive them perfectly” – it’s the best I’ve heard the HD650’s from a portable, and believe me, it isn’t a compromise. You’ll get a lot from that pairing.
On to the individual aspects.
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Bass: The bass is prominent – a tad elevated, but nothing that will overpower you even with bassy headphones. It seems bassy – but really, that has to do with the texture and rich thickness of it, not the actual quantity. Put on even your most headbanging subwoofer music, and it treats it the way it should – not too much, and not too little.
Bass slams hard, and gives a good “thump” to headphones when necessary. It’s not lean by any means, but it’s detailed, warm, musical, and great to listen to.
Mids: Vocals… the SuperMini is dead neutral here. There’s a slight veil going on, though I can’t pinpoint where exactly it is. It’s a slightly darker take on female vocals, though I wouldn’t call it ‘lush’ – there’s no sibilance, but I can hear the slightest bit of harshness creeping in at times. This is more apparent with pianos, but those still sound nice, and quite natural. Listening to Para Mexer (by Animals as Leaders), the guitars ironically don’t have that edge and extension that makes the track aggressive and exciting – I could fall asleep to the SuperMini listening to it. For those that prefer an inoffensive sound signature, the SuperMini has it.
Highs: Highs are very refreshing, and definitely one of the favorite parts of the frequency. They are crisp while not harsh, detailed, and have good clarity and decent extension. It’s slightly different than the rest of the frequency, so how it meshes with the midrange veil I mentioned earlier is definitely a point of discussion. It doesn’t do badly at all, however, due to the differences sonically, I believe this is what makes it sound so different than other DAP’s on first listen.
Detail: Despite being musical, there is quite a bit of detail to go around – not as much as an analytical DAP, but more than enough to see a large difference between the SuperMini and a standard non-audiophile DAP. Still, if I were to pin a weak spot, this would probably be it, as head-to-head with the AK Jr. (a DAP costing $100 more, without any bundled IEM’s) it lags behind just a bit. This isn’t a knock on the SuperMini – it’s noticeably smaller than the Junior (which is tiny already), it’s cheaper, and the Junior has a very, very capable grade of sound as well. It’s to be expected though – musical DAP’s often fall behind a bit in this area, but the SuperMini doesn’t seem to lag too much in this category.
Soundstage & Imaging: The soundstage is smaller than I would have liked, with spacious songs sounding like they’re in a normal-sized room. It is also wider than deep, with the DN-2002 not really getting the front/back cues it usually deserves. It’s a problem that plagues most DAP’s though, so I can’t pin this on the SuperMini in particular. It does seem to get noticeably better in balanced mode (with the included RE-X00 IEM), but without any other balanced headphones to test some more, I couldn’t say for sure.
Clarity: A bit above average, I would say. Nothing groundbreaking, but nothing muddies up either. With its warm sound signature, this was one thing I was paying a lot of attention to, as previous generation DAP’s struggled in this area, but the SuperMini seems to do fine. If anything, I think more clarity would take away from the musicality of the sound sig.
Hiss: This player is powerful – not only in terms of volume output, but driving power as well. It would be heaven if there were a gain switch in the settings. Unfortunately though, as it stands, it’s perfectly suited for headphones and non-sensitive IEM’s, and less so for sensitive in ears. The hiss isn’t bad even with my sensitive DUNU IEM’s, but it’s there.
The more relevant problem pertaining to sensitive IEM’s isn’t hiss though - even with 32 volume steps, it’s a struggle to fine-tune the volume on louder tracks. It was blisteringly loud with the AKG K7XX (not a sensitive headphone by any means) at the 20th volume step, leaving lesser room to maneuver with in ears. For reference, some of my more sensitive IEM’s were too loud on the second volume step, with rock tracks.
Pairings: Obviously, this is a big thing going for the SuperMini. It can drive full-sized headphones, well? Now that’s something that most portable players can’t brag about. Like I said before, it drives the Sennheiser HD650’s astonishingly well. But like I also mentioned, it’s hard to get a good volume level with sensitive IEM’s, so regardless of whether they sound good with them or not, it’ll be hard to listen to comfortably.
HiFiMAN advertised the SuperMini as being more suitable for full-sized headphones than IEM’s, though I wish this was published before the SuperMini was released, from the get-go. I tried it with the Pinnacle P1, though while driving-wise the SuperMini wasn’t an issue, tonality was, and I didn’t find the pairing to be to my tastes. The DUNU DN-2002 and K7XX played better with it, with the HD650 coming out on top – a result that’s usually opposite of what most portable players provide.
Conclusion:
The SuperMini is an interesting device. At $400, with the included RE-X00, it’s a quite good balanced setup, and I would recommend this for people who don’t have an IEM to go with the SuperMini. For those that do, I’d still find this a great purchase at its asking price, if battery life, form factor, and high driving power are on the top of your list of priorities - or if you have a number of balanced headphones, to take advantage of that feature. If you have the HD650’s (or an equivalent headphone that pairs as well), the SuperMini is a no brainer purchase – it’s expensive, but brings a lot to the table.
It can be hard to find the right portable player for your needs – there’s an absolute sea of them, and most audiophile manufacturers try their hand at making a DAP (Digital Audio Player) or two.
You have people swearing by Fiio’s products, others by Aune’s, yet others by Shanling, Ibasso, Astell & Kern, Shozy… the list goes on. When everyone shouts that their player is the best, how do you figure out which one really fits the bill?
You can, of course, go to a megastore and demo them all – but such stores that include DAP’s are pretty rare, and definitely are hard to find in rural areas.
But what most don’t realize is that some – if not most – of the research can be done without hands-on experience. It’s easy to just look at sound comparisons and pick the one that sounds best, but in reality there are many other factors that influence whether it’s a good match or not. Battery life, for one – let’s just say it’s difficult to go portable with a 4 hour battery life like the Calyx M. Specs and charts aren’t only theoretical – they either help or destroy ease of use and enjoyment of the product.
The Supermini is one of those DAP’s that not only promises to sound good, but also shows great promise when it comes to lack of complications. Battery life? 22 hours, way above average. Form factor? Tiny – even smaller than the AK Jr., which form factor caused a few issues. Outdoor screen visibility? OLED – the best there is for outdoor viewing. How about power? 320mw output at 32ohms, and I suspect enough for even 300ohm loads – in other words, plenty.
So unlike most DAP’s, that make me nervous before I even receive it, the Supermini covers and preempts most of the trouble areas. Now, it’s down to the wire – does it sound good? Let’s find out.
The SuperMini in this review was provided as a loaner; I will be returning it in a few days. I'd also like to thank the HiFiMAN team for allowing me the opportunity to review this player.
I apologize for the picture quality; it's not up to my standards and I should really have them replaced. Unfortunately, I don't have good lighting where I currently live so that will have to wait. Thanks for reading!
I apologize for the picture quality; it's not up to my standards and I should really have them replaced. Unfortunately, I don't have good lighting where I currently live so that will have to wait. Thanks for reading!
Packaging & Accessories:
The Supermini comes in a minimalistic black box, with the HiFiMAN logo in white, as well as white borders along the edges. Take off the cover, and you have a great view of the Supermini, separated by a clear sheet of hard plastic.
There aren’t many accessories here, but there also aren’t many needed. Charging cable, a good pair of (unnamed) IEM’s, a pair of tips in addition to the ones installed on the headphone, and a screen protector were provided, along with a warranty card and a user manual.
I found the screen protector to be rather hard to apply, and even when applied correctly, it collects dust and moves around a bit. It isn’t a big deal, but something you should know. As for the headphone, it’s actually quite decent – something above the RE-400 level, but not quite the RE-600 model either. It pairs well with the Supermini, with a warm sound, yet still detailed and balanced. Vocals didn’t have as much clarity as I would have liked, but otherwise it’s great. Definitely great for people who are just starting their Hi-Fi journey, and want an all-in-one package that sounds good.
Another thing – the headphone is small, and I mean really small. Many IEM’s end up being too big or uncomfortable for the ear, but this one is snug and fits very well.
Unfortunately, the warranty card is in Chinese, but as usual with HiFiMAN, an English one should be in the works. The user manual is intuitive and easy to follow, and makes operating the Supermini a cinch – though it’s already quite easy to use even without instructions.
Overall, packaging is good, and other than the gimmicky screen protector, everything works quite well.
Build Quality, Design, & Form Factor:
The Supermini is a solid DAP – literally. The body is completely metal, while the three buttons in the center are made of hard plastic. No “hollow” sounding body here – it’s a brick in quality, without the size and weight. Same goes for the buttons; they have a satisfying click and are well placed.
The screen takes up half of the player, and looks quite nice. Large enough that you don’t need to squint, yet not a full length screen like some have been moving towards. Still, I don’t find there to be a lack of space on the screen during playtime, though I’ll come back to that later.
On the right hand side of the player are four buttons – volume up, volume down, return, and the power button. As someone left-handed, I feel the button placement is excellent for me. However, I’ve found that the power button placement was a bit tricky to get used to when using it right-handed. My thumb would always hover to where the volume buttons were, and not intuitively to the power button, located near the bottom of the player.
The bottom of the player is also packed with features – normal audio out, balanced out, microSD card slot, and a charging/file transfer port. The regular out is colored blue, while the balanced out is colored black – a nice and easy way to differentiate between the two.
The left hand side of the player is bare, along with the back of the player – besides for HiFiMAN logo and a bit of information, there’s not much here in the way of functionality. I would have preferred the power button to be located on the left side, near the top, but it’s a matter of preference – to each their own.
Form factor is absolutely great – I’m not sure I’ve even seen better on an audiophile player. This makes it easy to carry around, where it practically disappears into your pocket. This may not sound big, but besides for the AK Jr., practically every other player is a brick – heavy, bulky, and hard to carry around. To those that keep primarily their DAP’s collecting dust in their drawers, then this isn’t much of a factor. For those who actually use them often, this is practicality heaven.
Firmware is still being worked on, but the initial ones are quite developed – no more of the “I can’t get this stupid player to play” sort of garbage. The Supermini’s UI is smooth, easy to navigate, and without hiccups. While there is no scroll wheel, the left/right buttons in the center of the device allow for scrolling, when held down. Before getting the Supermini, I thought there was no way for that to work well. But you know what? It works really smoothly, and I actually prefer scrolling using the Supermini’s buttons, to the scroll wheel of the Aune M2. Scroll timing is something that so many companies get wrong, yet is so fundamental to easy navigation. And HiFiMAN nailed it this time.
Just something I’ve noticed after I finished the review, there have been a few comparisons to the Hisoundaudio Studio V/VI players, and I personally have to disagree with that sentiment entirely. The Studio VI I had couldn’t even play music in order – and here’s the Supermini, which does every function I’ve tried without a hitch. Whether it’s scrolling through a large collection quickly, skip forward/backwards to different songs, get out of the song screen back to the menu, to the options, back to the song playing – nothing was half baked, everything worked perfectly.
Volume works well, though 32 steps are more than I’ll ever need. Even the volume-hungry Pinnacle P1 was perfectly loud with the volume set to 8. I can’t imagine a headphone being non-sensitive enough to actually need even half those volume steps… perhaps it would be better to leave most of the higher volume steps out, and allow for more fine-tuning.
As for fast-forward/rewind, that’s the death of me on most DAP’s – it’s either too damn slow, or too fast to actually get to where I want. With the Supermini, it’s absolutely just right – The second I tried fast-forwarding, I was pleasantly surprised. This should be the benchmark for all other DAP’s to follow.
You’re probably thinking, “Well, it’s just fast forwarding, right? How important is it already?”
Speaking in terms of practicality, pretty darn important. Using the DAP’s I have, I very often want to move to other parts of the song, audiobook, or podcast, and a rewind/fast forward option that isn’t tuned well is just flat out annoying. I see people complaining about gapless playback like their life depends on it, while navigation, the real applicable factor, slips by unnoticed. Like I mentioned earlier, timing plays a large role in ease of use, and HiFiMAN nailed down the timing – again. I just wish more DAP’s had their rewind times down like the Supermini does.
On the main menu, there are a number of options. “Now playing” appears at the top of the list, an option I don’t see often enough on the main menu. After that there are sorting options, firstly a regular file explorer (sorts by folder), followed by sorting by artist, album, genre, favorites, and all songs. Last on the list is the Settings option, to which there are a plethora of sub-options that let you modify everything from backlight times to repeat, shuffle, and screen lock.
I should mention that there is no EQ option available at the moment, but personally I’ve found most EQ options to be very primitive and not well implemented – with the glaring exception being Cowon’s players.
On the playing screen, there is quite a bit of information, yet it all looks very smooth and not crowded. On the top bar, you can see the position of the song within the folder/album, followed by the shuffle/repeat signs (either on or off), then followed by volume level, finally ending with a battery indicator. Sounds like a handful, huh? It’s actually pretty clear to see, and very nicely shown.
Below that is the name of the track, followed by the artist and album name – quite nice. There isn’t any album art, but again, that doesn’t interfere with functionality, and is a bell/whistle that honestly doesn’t make using the player any easier. If the file name is longer than the screen, it’ll scroll through the rest of the name at a nice pace, showing exactly what you are listening to.
Under all this is a time bar, showing how far you are into the song. As if this wasn’t enough, it also displays the elapsed song time on the right, format under the status bar, and sample rate under that. What’s really nice about all this is that this is useful information that isn’t present in many other players – at least not on the playing screen. Sample rate is something I pay attention to, and having it there along with everything else makes it easier for me to enjoy what I’m listening to, without having to jump hoops trying to find information that is essential to the song.
There are a few minor software kinks that need straightening out, the most major of them being that the volume buttons turn the screen back on, when it should be locked. I don't seem to recall anything else that should be changed, other than the "return" button not going back to the album folder. However, a firmware update is very realistically in the works, so stay tuned.
All the way at the bottom are play, forward, and back symbols, each set above a physical button. Brightness of the display letters are just right, not too bright on the eyes, even in a dark room. As I mentioned before, this is an OLED screen – making outdoor viewing a piece of cake. I’m often on the go, and all too often have to squint to see what exactly is displayed on the screen – with OLED, that just doesn’t happen.
The Supermini supports practically all formats up to DSD 64, and I suspect DSD 128 will work as well. I did have an issue of the player freezing when playing an OGG file, but other than that it’s been pretty flawless. The UI is very quick throughout, with the only pauses being when selecting a song and switching to a second page of options on the same screen. No lag is indeed something to be happy about – there’s too many DAP’s out there that have enough lag to ruin enjoyment (I’m looking at you, AK Jr!), and cutting down on a color screen in exchange for a quicker interface with more information is a worthwhile tradeoff in my book. There are a few minor software kinks that need straightening out, the most major of them being that the volume buttons turn the screen back on, when it should be locked.
Sound:
What’s the first question when you ask about a DAP?
“Does it sound good?”
Okay, fine. What’s the second question when it comes to DAP’s?
“Does it pair well with my headphone?”
And that is exactly why I am a huge fan of the headphone chart HiFiMAN published for the SuperMini. I’ve personally spent a lot of time (too much for me to quote here without being embarrassed) trying to find the best synergy for my headphones and earphones. What’s synergy? As anyone who’s been in this hobby for a while would know, you can have a stellar headphone, and a fantastic DAC, amplifier, or DAP – and the two will sound horrible together.
“Why? Isn’t it just summing the two awesome parts together?”
No – and that’s where synergy comes into play. To make this short, a lot of it is a game of luck (and hardcore calculations) as to whether a certain headphone will sound good with a certain DAP.
That’s why the headphone chart provided by HiFiMAN on the SuperMini main page is so, so great – they do all the work for you. They compared 26 different headphones with the Mini, and rated how each of them performed with it.
It may not seem like much, but this should really be the standard for every DAP producer – instead of spending hundreds of hours and dollars trying to figure out if a pairing even works, the engineers should tell you their opinion, at least on the driving capabilities. This saves us all the heartache and sweat when buying equipment – just to check out whether it works in the first place! I can’t begin to say how useful this chart is – it’s a lifesaver, for sure.
I already hear the cynics saying: “Yeah, but they’d overrate every pairing with the Supermini, right? They have a vested interest after all…” – but the complaint simply doesn’t hold up. Testing the Supermini with the Sennheiser HD650 was the best portable pairing I’ve gotten out of the headphone – and that’s saying a lot, since the 650’s usually hate everything but dedicated tube amps. It paired very well with the HiFiMAN HE400S – with and without the HM5 angled pads. True to the chart, it had a bit of a harder time with the AKG K7XX and the HiFiMAN HE400i – it sounded great for a portable pairing, but not the same level of goodness as the HD650/SuperMini provided. While I didn’t go through all the headphones on the list, the couple I’ve tried were fair and accurate enough for me to recommend the chart wholeheartedly, and go by the information it provides.
Moving on to the sound signature itself, the Supermini is an interesting player – more musical than analytical, but there’s more to it than that. It’s different than any other player I’ve heard before – it has a thick sound, but doesn’t ever get muddy, and the frequency as a whole carries some wait.
Usually that’s associated with less speed, a “slow” player that can’t keep up with rock and metal music. That isn’t the case here – it’s full-bodied (more so than “warm” players like the Fiio X5), and doesn’t lack in any department because of it.
As you’ll soon see, everything’s pretty much on point – but the SQ is distinct, different, and although I can’t speak for most of you, it will most likely be a very appealing treat.
Just to emphasize this again: it pairs absolutely beautifully with the HD650’s. HiFiMAN wasn’t kidding when they said that this little guy has enough power to “drive them perfectly” – it’s the best I’ve heard the HD650’s from a portable, and believe me, it isn’t a compromise. You’ll get a lot from that pairing.
On to the individual aspects.
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Bass: The bass is prominent – a tad elevated, but nothing that will overpower you even with bassy headphones. It seems bassy – but really, that has to do with the texture and rich thickness of it, not the actual quantity. Put on even your most headbanging subwoofer music, and it treats it the way it should – not too much, and not too little.
Bass slams hard, and gives a good “thump” to headphones when necessary. It’s not lean by any means, but it’s detailed, warm, musical, and great to listen to.
Mids: Vocals… the SuperMini is dead neutral here. There’s a slight veil going on, though I can’t pinpoint where exactly it is. It’s a slightly darker take on female vocals, though I wouldn’t call it ‘lush’ – there’s no sibilance, but I can hear the slightest bit of harshness creeping in at times. This is more apparent with pianos, but those still sound nice, and quite natural. Listening to Para Mexer (by Animals as Leaders), the guitars ironically don’t have that edge and extension that makes the track aggressive and exciting – I could fall asleep to the SuperMini listening to it. For those that prefer an inoffensive sound signature, the SuperMini has it.
Highs: Highs are very refreshing, and definitely one of the favorite parts of the frequency. They are crisp while not harsh, detailed, and have good clarity and decent extension. It’s slightly different than the rest of the frequency, so how it meshes with the midrange veil I mentioned earlier is definitely a point of discussion. It doesn’t do badly at all, however, due to the differences sonically, I believe this is what makes it sound so different than other DAP’s on first listen.
Detail: Despite being musical, there is quite a bit of detail to go around – not as much as an analytical DAP, but more than enough to see a large difference between the SuperMini and a standard non-audiophile DAP. Still, if I were to pin a weak spot, this would probably be it, as head-to-head with the AK Jr. (a DAP costing $100 more, without any bundled IEM’s) it lags behind just a bit. This isn’t a knock on the SuperMini – it’s noticeably smaller than the Junior (which is tiny already), it’s cheaper, and the Junior has a very, very capable grade of sound as well. It’s to be expected though – musical DAP’s often fall behind a bit in this area, but the SuperMini doesn’t seem to lag too much in this category.
Soundstage & Imaging: The soundstage is smaller than I would have liked, with spacious songs sounding like they’re in a normal-sized room. It is also wider than deep, with the DN-2002 not really getting the front/back cues it usually deserves. It’s a problem that plagues most DAP’s though, so I can’t pin this on the SuperMini in particular. It does seem to get noticeably better in balanced mode (with the included RE-X00 IEM), but without any other balanced headphones to test some more, I couldn’t say for sure.
Clarity: A bit above average, I would say. Nothing groundbreaking, but nothing muddies up either. With its warm sound signature, this was one thing I was paying a lot of attention to, as previous generation DAP’s struggled in this area, but the SuperMini seems to do fine. If anything, I think more clarity would take away from the musicality of the sound sig.
Hiss: This player is powerful – not only in terms of volume output, but driving power as well. It would be heaven if there were a gain switch in the settings. Unfortunately though, as it stands, it’s perfectly suited for headphones and non-sensitive IEM’s, and less so for sensitive in ears. The hiss isn’t bad even with my sensitive DUNU IEM’s, but it’s there.
The more relevant problem pertaining to sensitive IEM’s isn’t hiss though - even with 32 volume steps, it’s a struggle to fine-tune the volume on louder tracks. It was blisteringly loud with the AKG K7XX (not a sensitive headphone by any means) at the 20th volume step, leaving lesser room to maneuver with in ears. For reference, some of my more sensitive IEM’s were too loud on the second volume step, with rock tracks.
Pairings: Obviously, this is a big thing going for the SuperMini. It can drive full-sized headphones, well? Now that’s something that most portable players can’t brag about. Like I said before, it drives the Sennheiser HD650’s astonishingly well. But like I also mentioned, it’s hard to get a good volume level with sensitive IEM’s, so regardless of whether they sound good with them or not, it’ll be hard to listen to comfortably.
HiFiMAN advertised the SuperMini as being more suitable for full-sized headphones than IEM’s, though I wish this was published before the SuperMini was released, from the get-go. I tried it with the Pinnacle P1, though while driving-wise the SuperMini wasn’t an issue, tonality was, and I didn’t find the pairing to be to my tastes. The DUNU DN-2002 and K7XX played better with it, with the HD650 coming out on top – a result that’s usually opposite of what most portable players provide.
Conclusion:
The SuperMini is an interesting device. At $400, with the included RE-X00, it’s a quite good balanced setup, and I would recommend this for people who don’t have an IEM to go with the SuperMini. For those that do, I’d still find this a great purchase at its asking price, if battery life, form factor, and high driving power are on the top of your list of priorities - or if you have a number of balanced headphones, to take advantage of that feature. If you have the HD650’s (or an equivalent headphone that pairs as well), the SuperMini is a no brainer purchase – it’s expensive, but brings a lot to the table.