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Sennheiser HD 800 S · Midnight Black — Open-back
Sennheiser

Sennheiser HD 800 S · Midnight Black

Open-back

95
/ 100
From $1,699
VS
64 Audio U12t — IEM
64 Audio

64 Audio U12t

IEM

95
/ 100
From $1,999
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Sennheiser HD 800 S · Midnight Black lands at 95 and 64 Audio U12t at 95. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Sennheiser HD 800 S · Midnight Black if…

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

Pick 64 Audio U12t 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

Tie

Tuning, detail, and staging

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

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 800 S · Midnight Black

Specdex score per dollar at MSRP

Sennheiser HD 800 S · Midnight Black more score per dollar ($1,699 vs $1,999).

Sennheiser HD 800 S · Midnight Black 95
vs
95 64 Audio U12t

Score breakdown

Sennheiser HD 800 S · Midnight Black
95
anc 0
sound 95
comfort 88
battery 100
features 50
64 Audio U12t
95
anc 0
sound 95
comfort 88
battery 100
features 50

Specs side-by-side

Sennheiser HD 800 S · Midnight Black versus 64 Audio U12t — full spec comparison
Spec Sennheiser HD 800 S · Midnight Black 64 Audio U12t
Type
Open-back
IEM

Sennheiser HD 800 S · Midnight Black

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

64 Audio U12t

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: Sennheiser HD 800 S · Midnight Black vs 64 Audio U12t

Which is better, Sennheiser HD 800 S · Midnight Black or 64 Audio U12t? +

Both score 95 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Sennheiser HD 800 S · Midnight Black worth the price? +

At $1,699, Sennheiser HD 800 S · Midnight Black delivers a Specdex score of 95 — strongest in battery.

Is 64 Audio U12t worth the price? +

At $1,999, 64 Audio U12t delivers a Specdex score of 95 — strongest in battery.

Does Sennheiser HD 800 S · Midnight Black or 64 Audio U12t 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 the better value, Sennheiser HD 800 S · Midnight Black or 64 Audio U12t? +

Sennheiser HD 800 S · Midnight Black — more score per dollar ($1,699 vs $1,999). Specdex score per dollar at MSRP.