Which is better, Beyerdynamic DT 900 Pro X or Sennheiser HD 660S2?

Based on Reddit community data, Sennheiser HD 660S2 has higher positive sentiment (81% positive) compared to Beyerdynamic DT 900 Pro X (25% positive). Beyerdynamic DT 900 Pro X has 2 mentions while Sennheiser HD 660S2 has 16 mentions.

What is the price difference between Beyerdynamic DT 900 Pro X and Sennheiser HD 660S2?

Beyerdynamic DT 900 Pro X is priced at $0 and Sennheiser HD 660S2 is priced at $0.

Head to head · Headphones

Beyerdynamic DT 900 Pro X vs Sennheiser HD 660S2

Reddit prefers Sennheiser HD 660S2 — higher sentiment (81% vs 25% positive).

#27 in Headphones

Beyerdynamic

Beyerdynamic DT 900 Pro X

Pros

+Initially preferred over hifiman ananda stealth

Cons

−Surpassed by hifiman ananda stealth after adjustment period

Full review

#17 in HeadphonesReddit favorite

Sennheiser

Sennheiser HD 660S2

Pros

+Durable
+Good for 'pure soul and warmth listening' with specific tubes
+Midrange is 'silky and honey butter like' with specific tubes
+Great value

Cons

−Inferior to susvara
−Can seem bland compared to 'party trick headphones'
−Isn't even going to be available new anymore
−Ear cups may not fit large ears well

“I've had mine for a few years as well, and I love them. It's so good that makes well made music pop a lot more... I replaced my HD6XX pads recently with these and they've been great.”

Full review

Specifications

Spec	Beyerdynamic DT 900 Pro X	Sennheiser HD 660S2
Driver	45mm STELLAR.45	42mm
Frequency Response	5Hz–40kHz	8Hz–41.5kHz
Impedance	48Ω	300Ω
Type	Open-back	Open-back
Weight	345g	260g
Connectivity	Mini-XLR to 3.5mm	6.35mm + 4.4mm balanced
Noise Cancelling	No	No
Price	—	—
Reddit sentiment	25%	81%
Mentions	2	16

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