6.5Noise control & calls2.0
Why is Tune 680NC better than Tune 735BT?
- Active noise cancellingYes · Tune 735BT: No
- Weight158 g vs 218 g+38%
Why is Tune 735BT better than Tune 680NC?
- Driver size32 mm vs 40 mm+25%
Specifications
Side by side
| Sound | ||
| Fit | On-ear | Over-ear |
| Ear cup design | — | Closed-back |
| Driver type | — | Dynamic |
| Driver size | 32 mm | 40 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 32 Ω | 32 Ω |
| Sensitivity | 98 dB | 97 dB |
| Spatial / 3D audio | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Microphones | 2 | 2 |
| Battery & charging | ||
| Battery life | 76 h | 76 h |
| Battery capacity | 680 mAh | — |
| Charging time | 2 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 6 |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | — | Yes |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Weight | 158 g | 218 g |
| Foldable | Yes | — |
| Features | ||
| Hands-free calls | Yes | — |









