vs
7.8Noise control & calls7.8
5.2Battery8.2
Why is QuietComfort Ultra Headphones (2nd Gen) better than Monitor III ANC?
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · Monitor III ANC: No
- aptXYes · Monitor III ANC: No
Why is Monitor III ANC better than QuietComfort Ultra Headphones (2nd Gen)?
- Battery life45 h vs 100 h2.2×
- Weight264 g vs 250 g+6%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 32 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 46 Ω |
| Sensitivity | — | 92 dB |
| Spatial / 3D audio | Yes | Yes |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 45 h | 100 h |
| Battery life with ANC | — | 70 h |
| Charging time | 3 h | 3 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.3 |
| Bluetooth codecs | aptX Adaptive, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| LE Audio | — | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Weight | 264 g | 250 g |
| Water resistance (IPx) | — | IPx0 |
| Foldable | Yes | Yes |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | Yes |
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