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64 Audio U12t — IEM
64 Audio

64 Audio U12t

IEM

95
/ 100
From $1,999
VS
64 Audio U12t wins by 3
Audeze MM-500 — Planar magnetic
Audeze

Audeze MM-500

Planar magnetic

92
/ 100
From $1,699
Specdex verdict

64 Audio U12t takes it — here’s why.

In our weighted Specdex score, 64 Audio U12t lands at 95 and Audeze MM-500 at 92. That puts 64 Audio U12t ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick 64 Audio U12t if…

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

Pick Audeze MM-500 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

64 Audio U12t

Tuning, detail, and staging

64 Audio U12t leads on sound (95 vs 92).

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

Audeze MM-500

Specdex score per dollar at MSRP

Audeze MM-500 more score per dollar ($1,699 vs $1,999).

64 Audio U12t 95
vs
92 Audeze MM-500

Score breakdown

64 Audio U12t
95
anc 0
sound 95
comfort 88
battery 100
features 50
Audeze MM-500
92
anc 0
sound 92
comfort 88
battery 100
features 50

Specs side-by-side

64 Audio U12t versus Audeze MM-500 — full spec comparison
Spec 64 Audio U12t Audeze MM-500
Type
IEM
Planar magnetic

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

Audeze MM-500

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: 64 Audio U12t vs Audeze MM-500

Which is better, 64 Audio U12t or Audeze MM-500? +

64 Audio U12t scores 95 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is 64 Audio U12t worth the price? +

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

Is Audeze MM-500 worth the price? +

At $1,699, Audeze MM-500 delivers a Specdex score of 92 — strongest in battery.

Does 64 Audio U12t or Audeze MM-500 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, 64 Audio U12t or Audeze MM-500? +

64 Audio U12t — leads on sound (95 vs 92). Tuning, detail, and staging.

Which is the better value, 64 Audio U12t or Audeze MM-500? +

Audeze MM-500 — more score per dollar ($1,699 vs $1,999). Specdex score per dollar at MSRP.