vs
6.2Noise control & calls7.9
8.4Battery9.2
Why is Tune 780NC better than Q31i?
- Lowest frequency10 Hz vs 20 Hz2×
Why is Q31i better than Tune 780NC?
- Battery life76 h vs 80 h+5%
- Highest frequency20,000 Hz vs 40,000 Hz2×
Specifications
Side by side
| Sound | ||
| Fit | On-ear | — |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 40 mm |
| Lowest frequency | 10 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 40,000 Hz |
| Impedance | — | 16 Ω |
| Spatial / 3D audio | Yes | — |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 2 | — |
| Battery & charging | ||
| Battery life | 76 h | 80 h |
| Battery life with ANC | 50 h | — |
| Charging time | 2 h | 2 h |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 6 |
| Bluetooth codecs | — | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | — | 267 g |
| Foldable | — | Yes |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | — | Yes |









