64 Audio U12t
IEM
Bose QuietComfort Ultra 2
World-class ANC · 30hr · Immersive Audio
64 Audio U12t takes it — here’s why.
In our weighted Specdex score, 64 Audio U12t lands at 95 and Bose QuietComfort Ultra 2 at 93. That puts 64 Audio U12t ahead by 2 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 Bose QuietComfort Ultra 2 if…
- ✓Deepest ANC on the market
- ✓Comfortable for 8hr+ flights
- ✓Bose Immersive Audio
Winner by scenario
Derived from the sub-score breakdown · not a separate testSound quality
64 Audio U12tTuning, detail, and staging
64 Audio U12t leads on sound (95 vs 90).
Noise cancelling
Bose QuietComfort Ultra 2ANC strength for commute and travel
Bose QuietComfort Ultra 2 leads on anc (100 vs 0).
Comfort
Bose QuietComfort Ultra 2Long-session wearability
Bose QuietComfort Ultra 2 leads on comfort (96 vs 88).
Value for money
Bose QuietComfort Ultra 2Specdex score per dollar at MSRP
Bose QuietComfort Ultra 2 more score per dollar ($449 vs $1,999).
Score breakdown
Specs side-by-side
| Spec | 64 Audio U12t | Bose QuietComfort Ultra 2 |
|---|---|---|
| Type | IEM | — |
| Driver | — | 35 mm |
| ANC | — | Hybrid · 8-mic |
| Bluetooth | — | 5.3 + Snapdragon Sound |
| Codecs | — | aptX Adaptive + AAC + SBC |
| Battery | — | 30 hr (24 with ANC) |
| Charging | — | USB-C, 15-min for 2.5hr |
| Weight | — | 254 g |
64 Audio U12t
- +Reference-level detail
- +Well-regarded in audiophile community
- +Long-term ownership appeal
- −Requires amplifier (most)
- −No active noise cancellation
- −Impractical for commuting
Bose QuietComfort Ultra 2
- +Deepest ANC on the market
- +Comfortable for 8hr+ flights
- +Bose Immersive Audio
- −No multi-point with 2025 firmware bug
- −Cable not included
- −Pricier than XM6
FAQ: 64 Audio U12t vs Bose QuietComfort Ultra 2
Which is better, 64 Audio U12t or Bose QuietComfort Ultra 2? +
64 Audio U12t scores 95 on our weighted rubric — ahead by 2. 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 Bose QuietComfort Ultra 2 worth the price? +
At $449, Bose QuietComfort Ultra 2 delivers a Specdex score of 93 — strongest in anc.
Does 64 Audio U12t or Bose QuietComfort Ultra 2 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 Bose QuietComfort Ultra 2? +
64 Audio U12t — leads on sound (95 vs 90). Tuning, detail, and staging.
Which is better for noise cancelling, 64 Audio U12t or Bose QuietComfort Ultra 2? +
Bose QuietComfort Ultra 2 — leads on anc (100 vs 0). ANC strength for commute and travel.