Sony IER-M9 impressions thread
Jun 27, 2022 at 3:54 AM Post #2,011 of 3,155
Is anyone eq'ing the m9's ?

Well i am using the oratory's eq profile for autoeq project github, male vocals go to super weird if eq'ed and female vocals shine with eq compared to non eq.

link https://github.com/jaakkopasanen/AutoEq/tree/master/results/oratory1990/harman_in-ear_2019v2/Sony IER-M9

No EQ for me. I generally stay away from EQ to avoid signal quality degradation introduced by the digital signal processing.

The M9 is really revealing of signal quality and it's a great tool to evaluate source differences, it's even a little more revealing than the already great Focal Clear headphones.
I am using Chord DACs as my sources, and the M9 clearly reveals any change to the chain. The sound quality with the Hugo2Go DAC/Streamer combo is phenomenal.
The Mojo2/Poly combo is not far behind, and incorporates a lossless 4 band EQ.
https://www.head-fi.org/threads/cho...ing-on-page-95-of-thread.885405/post-16816506

I did play a bit with the Mojo 2 EQ settings, but have to say that EQing is not really necessary IMO. It may help to adjust to a specific song or genre, but the stock tuning works great for everything I listen to.

Most important IMO is the quality of the chain, the M9 on the Hugo2Go shows a level of detail and energy that's giving me goose bumps!
You can really "hear the room", the sound reflections, all the little details. And the pace, rythm and energy is also incomparable to the other sources I have heard with the M9.
I liked the M9 when I first listened to it on my Mojo in 2018. When I got the Hugo2 in 2020 I immediately heard the improvements. And with the 2Go streamer it opened up even more. A few years ago I had no idea what SQ you could get from a portable head-fi system...
 
Jun 30, 2022 at 10:22 AM Post #2,016 of 3,155
The sony ier-m9 work extremely well with the utws5 the difference between cable & the Bluetooth utws5 to me is not noticeable.
I did end up pairing the m9 to the ifi audio micro idsd signature just to listen to them but preferred the utws5 setup.
Yeah I love iFi products but iDSD signature was a massive letdown for me. It was worse than Questyle M12, a tiny dongle that's almost 5/6x cheaper. Sold it off almost immediately.
 
Jun 30, 2022 at 5:36 PM Post #2,017 of 3,155
Yeah I love iFi products but iDSD signature was a massive letdown for me. It was worse than Questyle M12, a tiny dongle that's almost 5/6x cheaper. Sold it off almost immediately.

Ouch, but thanks for giving it a go nonetheless!

The sony ier-m9 work extremely well with the utws5 the difference between cable & the Bluetooth utws5 to me is not noticeable.
I did end up pairing the m9 to the ifi audio micro idsd signature just to listen to them but preferred the utws5 setup.

Sure thing, thanks for feedback!
 
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Jun 30, 2022 at 6:54 PM Post #2,018 of 3,155
for me the m9 need a pretty good seal to not use EQ, and with the fiio UTWS5 can’t see difference with wire & DAC
 
Jun 30, 2022 at 8:22 PM Post #2,019 of 3,155
Yeah I love iFi products but iDSD signature was a massive letdown for me. It was worse than Questyle M12, a tiny dongle that's almost 5/6x cheaper. Sold it off almost immediately.
Don't get me wrong the signature is excellent with the right settings paired with my sennheiser ie600 & ie300 but not that noticeable with my sony ier-m9.
 
Jul 1, 2022 at 6:04 PM Post #2,020 of 3,155
Got my Qudelix 5k and tried comparing it to my BTR5 with the M9's and honestly not sure I can tell a difference sonically. It's so very similar. On a few songs I thought maybe the 5k sounded the absolute tiniest bit better. I certainly wouldn't say one is for sure better than the other based on sound alone.
 
Jul 1, 2022 at 6:20 PM Post #2,021 of 3,155
Got my Qudelix 5k and tried comparing it to my BTR5 with the M9's and honestly not sure I can tell a difference sonically. It's so very similar. On a few songs I thought maybe the 5k sounded the absolute tiniest bit better. I certainly wouldn't say one is for sure better than the other based on sound alone.
From what I have heard the 5k has better range & belt clip.
 
Jul 1, 2022 at 7:30 PM Post #2,022 of 3,155
From what I have heard the 5k has better range & belt clip.
Indeed, and that is why I've purchased it. Also I think the battery life is supposed to be better. I haven't been able to test it outside yet but I'm hoping it stays connected better. The clip on the 5k is pretty nice. The rest of it feels pretty cheap tho tbh. I def prefer having the onscreen display on the btr5. It's a trade off however you look at it.
 
Jul 2, 2022 at 10:40 AM Post #2,024 of 3,155
Finally heard the m9 and z1r at a store today (albeit a slightly noisy environment), and I'm surprised that many people compare the m9 to the u12t, or consider the u12t an upgrade in every way to the former. They sound pretty different IMO.
Finally, thank you! I thought I'm going insane
 
Jul 2, 2022 at 10:47 AM Post #2,025 of 3,155
Finally heard the m9 and z1r at a store today (albeit a slightly noisy environment), and I'm surprised that many people compare the m9 to the u12t, or consider the u12t an upgrade in every way to the former. They sound pretty different IMO.
what were your thoughts on the m9 vs z1r?
 

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