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Beyerdynamic DT 1990 Pro · Navy Blue — Open-back
Beyerdynamic

Beyerdynamic DT 1990 Pro · Navy Blue

Open-back

88
/ 100
From $599
VS
Sennheiser HD 660S wins by 2
Sennheiser HD 660S — Open-back
Sennheiser

Sennheiser HD 660S

Open-back

90
/ 100
From $499
Specdex verdict

Sennheiser HD 660S takes it — here’s why.

In our weighted Specdex score, Beyerdynamic DT 1990 Pro · Navy Blue lands at 88 and Sennheiser HD 660S at 90. That puts Sennheiser HD 660S ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Beyerdynamic DT 1990 Pro · Navy Blue if…

  • ✓Reference-level detail
  • ✓Well-regarded in audiophile community
  • ✓Long-term ownership appeal

Pick Sennheiser HD 660S if…

  • ✓Reference-level detail
  • ✓Well-regarded in audiophile community
  • ✓Long-term ownership appeal
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Winner by scenario

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

Sound quality

Sennheiser HD 660S

Tuning, detail, and staging

Sennheiser HD 660S leads on sound (90 vs 88).

Noise cancelling

Tie

ANC strength for commute and travel

Effectively tied — neither pulls a 2-point weighted lead.

Comfort

Tie

Long-session wearability

Effectively tied — neither pulls a 2-point weighted lead.

Value for money

Sennheiser HD 660S

Specdex score per dollar at MSRP

Sennheiser HD 660S more score per dollar ($499 vs $599).

Beyerdynamic DT 1990 Pro · Navy Blue 88
vs
90 Sennheiser HD 660S

Score breakdown

Beyerdynamic DT 1990 Pro · Navy Blue
88
anc 0
sound 88
comfort 88
battery 100
features 50
Sennheiser HD 660S
90
anc 0
sound 90
comfort 88
battery 100
features 50

Specs side-by-side

Beyerdynamic DT 1990 Pro · Navy Blue versus Sennheiser HD 660S — full spec comparison
Spec Beyerdynamic DT 1990 Pro · Navy Blue Sennheiser HD 660S
Type
Open-back
Open-back

Beyerdynamic DT 1990 Pro · Navy Blue

Pros
  • +Reference-level detail
  • +Well-regarded in audiophile community
  • +Long-term ownership appeal
Cons
  • −Requires amplifier (most)
  • −No active noise cancellation
  • −Impractical for commuting

Sennheiser HD 660S

Pros
  • +Reference-level detail
  • +Well-regarded in audiophile community
  • +Long-term ownership appeal
Cons
  • −Requires amplifier (most)
  • −No active noise cancellation
  • −Impractical for commuting

FAQ: Beyerdynamic DT 1990 Pro · Navy Blue vs Sennheiser HD 660S

Which is better, Beyerdynamic DT 1990 Pro · Navy Blue or Sennheiser HD 660S? +

Sennheiser HD 660S scores 90 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.

Is Beyerdynamic DT 1990 Pro · Navy Blue worth the price? +

At $599, Beyerdynamic DT 1990 Pro · Navy Blue delivers a Specdex score of 88 — strongest in battery.

Is Sennheiser HD 660S worth the price? +

At $499, Sennheiser HD 660S delivers a Specdex score of 90 — strongest in battery.

Does Beyerdynamic DT 1990 Pro · Navy Blue or Sennheiser HD 660S 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, Beyerdynamic DT 1990 Pro · Navy Blue or Sennheiser HD 660S? +

Sennheiser HD 660S — leads on sound (90 vs 88). Tuning, detail, and staging.

Which is the better value, Beyerdynamic DT 1990 Pro · Navy Blue or Sennheiser HD 660S? +

Sennheiser HD 660S — more score per dollar ($499 vs $599). Specdex score per dollar at MSRP.