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Sennheiser HD 800S — Over-ear · 2016
Sennheiser

Sennheiser HD 800S

Over-ear · 2016

95
/ 100
From $1,699
VS
Sennheiser HD 800S wins by 3
Sennheiser HD 660S2 — Over-ear · 2023
Sennheiser

Sennheiser HD 660S2

Over-ear · 2023

92
/ 100
From $599
Specdex verdict

Sennheiser HD 800S takes it — here’s why.

In our weighted Specdex score, Sennheiser HD 800S lands at 95 and Sennheiser HD 660S2 at 92. That puts Sennheiser HD 800S ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Sennheiser HD 800S if…

  • Flagship comfort + ANC on modern models
  • Premium build
  • Active noise cancellation (most models)

Pick Sennheiser HD 660S2 if…

  • Flagship comfort + ANC on modern models
  • Premium build
  • Active noise cancellation (most models)
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Sound quality

Sennheiser HD 800S

Tuning, detail, and staging

Sennheiser HD 800S leads on sound (95 vs 92).

Noise cancelling

Sennheiser HD 800S

ANC strength for commute and travel

Sennheiser HD 800S leads on anc (93 vs 90).

Comfort

Sennheiser HD 800S

Long-session wearability

Sennheiser HD 800S leads on comfort (94 vs 91).

Value for money

Sennheiser HD 660S2

Specdex score per dollar at MSRP

Sennheiser HD 660S2 more score per dollar ($599 vs $1,699).

Sennheiser HD 800S 95
vs
92 Sennheiser HD 660S2

Score breakdown

Sennheiser HD 800S
95
anc 93
sound 95
comfort 94
battery 82
features 91
Sennheiser HD 660S2
92
anc 90
sound 92
comfort 91
battery 82
features 88

Specs side-by-side

Sennheiser HD 800S versus Sennheiser HD 660S2 — full spec comparison
Spec Sennheiser HD 800S Sennheiser HD 660S2
Type
Over-ear
Over-ear
Release year
2016
2023

Sennheiser HD 800S

Pros
  • +Flagship comfort + ANC on modern models
  • +Premium build
  • +Active noise cancellation (most models)
Cons
  • Battery varies by codec
  • Some are Bluetooth-only
  • Price creep vs previous gen

Sennheiser HD 660S2

Pros
  • +Flagship comfort + ANC on modern models
  • +Premium build
  • +Active noise cancellation (most models)
Cons
  • Battery varies by codec
  • Some are Bluetooth-only
  • Price creep vs previous gen

FAQ: Sennheiser HD 800S vs Sennheiser HD 660S2

Which is better, Sennheiser HD 800S or Sennheiser HD 660S2? +

Sennheiser HD 800S scores 95 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Sennheiser HD 800S worth the price? +

At $1,699, Sennheiser HD 800S delivers a Specdex score of 95 — strongest in sound.

Is Sennheiser HD 660S2 worth the price? +

At $599, Sennheiser HD 660S2 delivers a Specdex score of 92 — strongest in sound.

Does Sennheiser HD 800S or Sennheiser HD 660S2 last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for sound quality, Sennheiser HD 800S or Sennheiser HD 660S2? +

Sennheiser HD 800S — leads on sound (95 vs 92). Tuning, detail, and staging.

Which is better for noise cancelling, Sennheiser HD 800S or Sennheiser HD 660S2? +

Sennheiser HD 800S — leads on anc (93 vs 90). ANC strength for commute and travel.