Cresyn C750E Review - Mmmm, the Midrange

Aug 19, 2009 at 1:46 AM Thread Starter Post #1 of 45

average_joe

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[size=x-small]Cresyn C750E Review - Mmmm, the Midrange[/size]

I came across the Cresyn C750E IEMs which look interesting and different. Haven’t heard of Cresyn, they are the largest OEM manufacturer of headphones. So, here it goes…

CresynC750E01.jpg


CresynC750E02.jpg


(Rating system: 1 star = poor; 2.5 stars = average; 5 stars = exceptional)

Transducer: Single Balanced Armature, 4.3mm x 6.3mm square type
Spec: 24Ω | 8Hz~ 27kHz | 97dB/mW | 4g – sensitivity seems closer to the Denon C710 which is rated at 110dB/mW
Cord Style: Y-cord, 1.20 m, clip attached to cable
Mini Jack Style: 45°, normal build.
Eartips Used: Single flange/Shure Olives
Physical Properties:
Packaging: ★★☆ – average packaging and the ear pieces are somewhat difficult to pull out of the plastic.
Accessories: ★★ – 3 sets of tips (S, M, L), cloth carrying case
Build Quality: ★★★☆ – build quality seems to be a little above average with a thick, sturdy cable
Isolation: ★★★★ – he stock tips provided better than I am used to isolation
Microphonics: ★★★ – slight microphonics when walking, none when sitting at a desk. There is a clip that is included to prevent microphonics while moving around.
Comfort: ★★★★ – very comfortable; worn in the outer ear
Tips: The tips are very small and only a few tips in my collection fit on the nozzle including triple flange and Shure olives. The included large tips applied a lot of ear pressure for me and the medium did not create a good seal, so I used the olives.
Fit/positioning: Due to the shape, the C750E can only be worn cables down and cannot be inserted very deep. I achieved the best sound when they were inserted as deep as possible which livened up the sound and results in the best bass response.
Quick Sum: Average packaging, slightly better than usual build quality, low microphonics, good isolation
Tips/Fit:

Sound Quality:
Treble: ★★★★☆- The treble is ever so slightly recessed compared to the mids, but blends in beautifully with a silky smoothness and possibly the least peaky presentation I have heard with IEMs. In This Moment – Her Kiss, which has poorly mastered female vocals that can present ear splitting tones on some IEMs is smoothed out making them listenable, which is an accomplishment for this track!
Mid: ★★★★★ - The strength of this IEM is detailed, clear, and smooth midrange that has a forward presentation. Christina Aguilera – Beautiful sounds like you are sitting on the piano bench with Christina right next to you putting on a private concert just for you!
Bass: ★★ - Bass is tight and very controlled but recessed compared to the rest of the spectrum and response is lacking in reverb which detracts from instruments such as the kettle drum in The Eagles – Hotel California (from Hell Freezes Over), hip hop, or other tracks with a bass line that has a lot of reverb. Songs such as Nelly Furtado – All Good Things seem to have adequate bass depth and weight.
Soundstage: Good / Average ▆ ▄ ▂ ▂ ▂ ▄ ▆ - The soundstage varies quite a bit from song to song but can really extend for some of the instruments in a song while maintaining in your face vocals. For example: Ray LaMontagne – Sarah has a great, fairly wide and very 3D presentation with great up front vocals. There is great transparency, making for a coherent, entertaining, involving experience.
ABF: Low – see below for pairing with my different sources
Overall SQ: [3.5 / 5]
Summary: Smooth, detailed, and clear with a mid forward presentation are what comes to mind when describing the Cresyn C750E. The forward mids that are in your face are some of the best I have heard, making them very enjoyable. Preferred genres are mid centric without reverb heavy bass lines such as vocal music, country, easy listening/soft rock, folk, jazz, classical, and some pop. Pairing the C750E with an E5 with the bass boost and a deep insertion expands the playlist, but reverb heavy tracks still sound like they are missing that extra oomph. The C750E performs its best at medium or higher output levels.

Sources pairing with the C750E (my personal ranking):
Fuze -> E5 w/bass boost on (1st): Warm sound with more detailed than the Fuze HP out, with a more convincing and 3D soundstage.
Fuze HP out (2st): Punchy bass, good balance, but the soundstage seemed somewhat compressed on some tracks but is comparable with the E5 on others (Queensryche – Empire sounded compressed, Pink Floyd – Take It Back didn’t).
Prodigy 7.1 sound card LO -> E5 w/bass boost (3rd): Has a good balance, but lacks the detail of the other amps tested with the sound card. The bass boost does give something extra that the others don’t have, not muddying it up like when combined with the Fuze.
Prodigy 7.1 sound card HP out (OPA627) (4th): The sound is like a cross between the E5 with bass boost and the AMP3 treble all in one. The soundstage is the best with this combination.
Prodigy 7.1 sound card Speaker out (AD 8397) (5th): Slightly less forward than with the OPA627 (which isn’t a bad think with this forward IEM), less bass, a little rougher, and slightly smaller stage.
Prodigy 7.1 sound card LO -> AMP3 (6th): The presentation is brought slightly more forward with a shift from a mid focus to an upper mid/treble focus detracting from the listening experience.
Fuze -> AMP3 (7th): The presentation is brought slightly more forward with a shift from a mid focus to an upper mid/treble focus detracting from the listening experience. Slight hiss and a decrease of bass compared with the HP out of the Fuze further detract from the enjoyment of this IEM.

IEM Comparisons in the price range:
Apple Dual Driver IEM (AKA ADDIEM; $80 new, $35 used): The ADDIEM is at its best for me when worn deeper in the ear than the C750E will go. For comparisons, both were equipped with Shure olive tips. The C750E is smoother and more mid-forward than the ADDIEM, bringing vocals or the main instrument front and center while the ADDIEM presents like you are in the audience a few rows back in comparison. The C750E has a more realistic 3D presentation that envelopes you, making the ADDIEM sound less coherent left to right. Detail is close, but the C750E is the winner as the sound is clearer and smoother allows for more of the subtle details to be heard, whereas the ADDIEM seems to have some rough edges to the notes. The C750E is more forgiving of low bitrate/poor mastering. The bass of the ADDIEM is deeper and a little more prominent, which can lead to a more balanced sound. During my comparison the C750E is either very good or bad depending upon the genre; when listening to genres that suit the C750E I am drawn in and involved a lot more than with the ADDIEM. But for other genres, while close, the little extra bass oomph and laid back presentation give the ADDIEM the edge.
Denon C710 ($100): The Denon has a very different presentation and strengths; you could say the C710 is the anti C750E, comparatively laid back presentation with recessed mids, increased treble, and very powerful bass. Just after insertion when A/Bing both sound pretty bad due to just how different they are. The genres the C750E excels with sound a little too bassy with the C710, and the genres the C710 excels with sound too bass non-existent with the C750E (when A/Bing). Bass goes to the Denon, mids to the Cresyn, and treble is a toss up, as both are so different, but if I had to choose, I would choose the Cresyn. The C710 has a wider stage, but the C750E is more transparent and coherent with a better blend between the mids and treble. Detail is about equal while the C750E is smoother.
Mingo WM2 ($90): The WM2 has a bass oriented sound with all my sources except the AMP3, so the comparison was done with the Fuze -> AMP3 powering the WM2 and the Fuze -> E5 w/bass boost on for the C750E. I used the gold version of the WM2, which is the mid version. I was amazed at how close these two sounded in this configuration, as with the same source they have very different signatures. The mids of the C750E were slightly more forward, with slightly better instrument separation, similar detail, but the C750E was harsher. While the bass with the C750E wasn’t lacking, it still didn’t have the weight or reverb of the WM2. The WM2 sounded more natural to me with a wider and more 3D stage. The differences are more than likely due to the difference in amp quality, but I was trying to get the sound signature as close as possible. With other amps these two don’t really compare as the WM2 shifts to a bass heavy presentation with the E5 (bass boost off).
NuForce NE-7M ($49): Different sound signature, very different sound. First thing to hit me when switching to the NE-7 is the sound is smeared. The NE-7 has stronger, deeper bass, but that bass sounds bloated. The mids of the C750E are more forward and just pain sound better! It is easy for me to tell the stage on the NE-7 is compressed. The overall presentation of the NE-7 isn’t bad, but the C750E sounds much better overall.

Final Remark: Music and sound preference will determine if these are the right IEM for you. If you like vocal, easy listening, country, jazz, and other mid oriented sound presented with forward mids that are very detailed with a smooth delivery, the Cresyne C750E is definitely worth considering.
 
Aug 19, 2009 at 3:11 AM Post #3 of 45
I reviewed these a while back. they're nice, but I like Cresyn gear. shame i doesn't get more of a mention. but the 750 are very lightweight, very comfortable, and the westone um1 which i compared them against, isn't exactly uncomfortable, but the cresyn's are nice.
 
Aug 19, 2009 at 3:12 PM Post #6 of 45
@tstarn - looking forward to your additional thoughts.

Thanks, glad to share. I have not heard the SE530 but am wondering how the C750E midrange compares. From reading I am imagining they are similar. And I never thought I would like a mid-forward IEM, but the mids are so smooth, how can you not like them, at least for some genres? Puts new perspective on the 530 vs. IE8 comments I have read. I need someone with both to compare, or someone with the 530 to buy the C750E and compare
smily_headphones1.gif


As for the frequency response, not sure how the came to those numbers, but using test tones the lowest frequency I could hear was 20Hz, and the highest I could hear was 16.5KHz, with 15.5KHz being at regular volume levels.
 
Aug 19, 2009 at 3:14 PM Post #7 of 45
Quote:

How on earth does this 1 driver earphone manage to pull off 8hz to 27,000hz but the JH13 Pro and many other multiple driver earphones struggle to put at least 20,000khz?


You'd be surprise to know that 14bucks IEM like Panasonic RPHJE300 series can produce 6hz-24khz.Well, at least, that's what the box said. Mind you, although high is around average, the bass is non existence.
 
Aug 23, 2009 at 1:33 PM Post #10 of 45
My addendum review to come later today. I am really surprised at how much I like these phones. At first, they didn't impress as much as later, when I changed to a pair of old Shure yellow foamies (the tips I used with the Atrios). The foamies really made a difference to me. I am thinking right now I prefer them over both the ADDIEMs and the Klipsch S4s, both comparably priced in-ear phones.

More to come, though.
 
Aug 23, 2009 at 3:39 PM Post #11 of 45
Looking forward to it. I am looking forward to your thoughts on how the compare with some of the more neutral IEMs that you own/have owned.

Yesterday I was listening to the C750E with bass boost on via the E5 and then went to the Mingo WM2 (no bass boost) and was wondering where the bass was! I really am surprised by how much I like these also (even with bass boost off), I wasn't expecting that!
 
Aug 23, 2009 at 7:24 PM Post #12 of 45
Okay, Joe's comments above pretty much nail the Cresyns.

My main difference is I find the bass to be a little more in balance with the treble, but I agree the mids dominate, in a very, very nice way.

I put on some Jack Johnson, Eagles, Diana Krall, even some old stuff (Beatles, Stones, etc.) and the Cresyns really do sound excellent. Then, I listened to some of the same tracks with the UM3X and as expected, the Westones dominate the C750E, much as anyone would expect. The Westones are really just a next level, but the two phones share some of the same characteristics. Smooth, forward mids, nicely integrated treble (not real sparkly, but it's not recessed either). The UM3X offers a strong bass, just more of it, and much more part of the mix, but again, the C750E is no slouch.

Head to head with the ADDIEMs, I share Joe's view. In fact, nothing much else to say.

I don't have the IE8s any longer nor the NuForce phones, but I do have the Denon C710. However, the Denons are a replacement pair and I can't even listen to them until they are on the burn-in PC for 3-4 days this time.

Now, I did an interesting comparison last night. I got out the pair of Klipsch S4s I bought for my wife and the C750Es and turned on the ultimate sibilance track in my collection, a cover of Gimme Shelter by Angelique Kidjo, from the Djin Djin CD. If you have a pair of phones and they sound harsh, just get this track and there will be little doubt. Example: When I tried using the Westone 3s with this track and used the shorter tips, it was downright painful. Made my ears bleed.

But no such problems with the Cresyns, they handled Angelique's "It's just a shot away" reprise with aplomb. The S4s, after 3 days of burn-in, still had problems with the track and the ssssss's were obvious. In short, the mids/treble on the Cresyns were smooth, clear, but the Klipsch phones had serious problems.

Again, this track is the champ when it comes to determining just how sibilant a pair of phones are. Of course, that also can be a tip factor at play (with the modded tri-flanges, the W3s handled it perfectly).

So, how do I find the Cresyns? I'd say they are among the top three $100 IEMs you can get if you like acoustic music, vocals, jazz, because they handle those genres and styles of music like a champ. I guess you could call them the poor man's (or woman's) UM3X, because they are cut from the same cloth, though the Westones are a good step up.

Let me put it this way, if I were a poor college kid who could never get the scratch for the Westones or any other top tier IEM, I would not be unhappy having the C750Es are my main IEM.

Also, I didn't care for the OEM tips much at all, and tried a pair of the old yellow Shure foamies I had sitting around, and those were a nice match. But I noticed I had a bag (15 pair) of brand new Atrio foamies (the small, flesh colored) sitting in my tip bin, so I stuck those on and being a little longer than the Shures, they may be the best tip for these phones and my ears. I used them for my listening on this mini-review.

Joe didn't say much about the cable, and I like it, alot. It's thick but flexible and does not tangle easily. Very nice.

And comfort is great with these phones, though they do look like sticks alongside your ears. I could wear them for long periods, no problem. I plan on giving them a workout at the poker table Wednesday in a tournament in AC, in fact.

I may add more after some added listening with the Cresyns. Going out now for a 40-minute walk with the dog and have an extended listen.

At about $100, these phones are definitely a very good value when it comes to price v. performance.
 
Aug 23, 2009 at 11:22 PM Post #13 of 45
Thanks for sharing, some great additional information. I was curious how these compared to the UM3X, and which was your experience was as expected given the price difference. Still wondering how these compare with the RE0, anyone have both?

I wish I still had the PFE to do a head-to-head.
 
Aug 24, 2009 at 1:28 AM Post #14 of 45
I've ordered a pair of these. Thanks average_joe for your recommendation. Newegg has got them at $79.99 with free shipping right now, which was about the best price I could find. I'm really looking forward to hearing these.
 
Aug 24, 2009 at 1:45 AM Post #15 of 45
Hope you like them, but I think you will. Again, I used some old foamies and I actually prefer them to the OEM tips, but who knows, maybe the stock tips will work. And yes, thanks Joe for this (he originally told me about them, you could say).
 

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