vs
3.8Noise control & calls7.1
Why is HD 490 Pro Plus better than Ace Ultra?
- Weight260 g vs 322 g+24%
Why is Ace Ultra better than HD 490 Pro Plus?
- Active noise cancellingNo · HD 490 Pro Plus: Yes
- Driver size38 mm vs 40 mm+5%
Specifications
Side by side
| Sound | ||
| Ear cup design | Open-back | — |
| Driver type | Dynamic | Dynamic |
| Driver size | 38 mm | 40 mm |
| Number of drivers | 1 | — |
| Lowest frequency | 5 Hz | — |
| Highest frequency | 36,100 Hz | — |
| Impedance | 130 Ω | — |
| Sensitivity | 106 dB | — |
| Spatial / 3D audio | — | Yes |
| Head tracking | — | Yes |
| Dolby Atmos | — | Yes |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | — | 5 |
| Battery & charging | ||
| Battery life | — | 35 h |
| Battery life with ANC | — | 35 h |
| Charging time | — | 3 h |
| Quick charge (claimed) | — | 3 min → 3 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | No | Yes |
| Bluetooth version | — | 6 |
| Bluetooth codecs | — | aptX, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | Yes |
| LDAC | — | No |
| Multipoint (two devices) | — | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 260 g | 322 g |
| Foldable | — | Yes |
| Colours | Black | — |
| Features | ||
| Hands-free calls | — | Yes |
