Over-Ear Headphones · owner-verdict comparison

Sennheiser HD 600 vs Sennheiser HD 660S2: what real owners say

Real owners lean toward the Sennheiser HD 600: 81% of 253 owners recommend it, vs 61% of 231 for the Sennheiser HD 660S2.

Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score

Sennheiser HD 600

81%of 253 owners recommend
81% recommend · 11% neutral · 8% don't
Owners praise
  • Neutral, balanced, natural reference-grade sound
  • Owners love them and won't sell
  • Reveals new detail in familiar music
Owners complain about
  • Can sound bright, harsh or shouty in the highs
Full owner report →

Sennheiser HD 660S2

61%of 231 owners recommend
61% recommend · 20% neutral · 19% don't
Owners praise
  • Lush, natural mids and vocals with classic Sennheiser timbre
  • Deeper, richer bass with much better sub-bass extension than the older 6x0
  • Excellent imaging and soundstage for gaming and movies
Owners complain about
  • Dark, veiled or muffled-sounding presentation
  • Loses the forward midrange magic of the cheaper 600/650
Full owner report →

Which should you buy?

Get the Sennheiser HD 600 if
  • ✓Listeners wanting a neutral, balanced reference sound
  • ✓People who value long, fatigue-free listening sessions
  • ✓Acoustic, jazz, classical, and rock fans
  • ✓Home listeners pairing them with a proper headphone amp
Skip it if
  • Anyone wanting a wide, expansive soundstage
  • Commuting or outdoor use given the open-back leakage
Get the Sennheiser HD 660S2 if
  • ✓HD6x0 owners wanting more bass extension and treble sparkle
  • ✓All-day listeners who want a warm, fatigue-free sound
  • ✓Gaming, movie, and music all-rounder seekers
  • ✓Metal, rock, and EDM fans wanting fuller low end
Skip it if
  • Those wanting a wide, expansive soundstage over intimate presentation
  • Purists chasing the classic 600/650 midrange, which feels recessed

What Sennheiser HD 600 owners say

“Son una total MARAVILLA y yo en lo personal lo recomiendo AMPLIAMENTE para todo aquel que se diga llamar audiofilo”
— @omariscal39 on YouTube
“estos audífonos son excelentes para mezcla en estudio”
— @IGNOTOMX on YouTube
“I have the HD600 and I'm just not a fan because of the total lack of anything lower than upper mid bass and also how narrow the cups are which rub my ears raw”
— keenbeans87 on Reddit

What Sennheiser HD 660S2 owners say

“I've had it for 5 years now and I still consider it the best of the 600 series”
— @o.f.ftrack3444 on YouTube
“They are my go-to primary headphones.”
— @scottlowell493 on YouTube
“At $250-$350 I would consider giving these a go at $600 they are a pass.”
— @mindhead1 on YouTube

Sennheiser HD 600 vs Sennheiser HD 660S2: frequently asked questions

Is the Sennheiser HD 600 or the Sennheiser HD 660S2 better?

Real owners lean toward the Sennheiser HD 600: 81% of 253 owners recommend it, vs 61% of 231 for the Sennheiser HD 660S2.

Who should get the Sennheiser HD 600?

Owners point the Sennheiser HD 600 at listeners wanting a neutral, balanced reference sound, and people who value long, fatigue-free listening sessions.

Who should get the Sennheiser HD 660S2?

Owners point the Sennheiser HD 660S2 at hD6x0 owners wanting more bass extension and treble sparkle, and all-day listeners who want a warm, fatigue-free sound.

What do owners complain about?

The most-cited downside of the Sennheiser HD 600 is can sound bright, harsh or shouty in the highs. For the Sennheiser HD 660S2, it's dark, veiled or muffled-sounding presentation.