vs
7.1Noise control & calls6.2
4.6Battery3.7
Why is Ace Ultra better than WH-1000XM4C?
- Battery life35 h vs 34 h+3%
- Battery life with ANC35 h vs 27 h+30%
- aptXYes · WH-1000XM4C: No
Why is WH-1000XM4C better than Ace Ultra?
- Hi-res codec (LDAC / aptX HD / LHDC)No · Ace Ultra: Yes
- Weight322 g vs 253 g+27%
- LDACNo · Ace Ultra: Yes
Specifications
Side by side
| Sound | ||
| Fit | — | Over-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 40 mm |
| Lowest frequency | — | 4 Hz |
| Highest frequency | — | 40,000 Hz |
| Sensitivity | — | 106 dB |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Dolby Atmos | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 5 | 5 |
| Battery & charging | ||
| Battery life | 35 h | 34 h |
| Battery life with ANC | 35 h | 27 h |
| Charging time | 3 h | — |
| Quick charge (claimed) | 3 min → 3 h | — |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 6 |
| Bluetooth codecs | aptX, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | Yes | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant |
| Design & build | ||
| Weight | 322 g | 253 g |
| Foldable | Yes | Yes |
| Colours | — | Purple |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | Yes | — |
