vs
9.2Noise control & calls3.8
6.8Battery8.0
Why is TUNE 660NC better than Major IV?
- Active noise cancellingYes · Major IV: No
- Charging time2 h vs 3 h+50%
Why is Major IV better than TUNE 660NC?
- Battery life55 h vs 80 h+45%
- Driver size32 mm vs 40 mm+25%
Specifications
Side by side
| Sound | ||
| Fit | On-ear | On-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | 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 | 100 dB | 99 dB |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Battery & charging | ||
| Battery life | 55 h | 80 h |
| Battery life with ANC | 44 h | — |
| Battery capacity | 610 mAh | — |
| Charging time | 2 h | 3 h |
| Quick charge (claimed) | — | 15 min → 15 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5 |
| Bluetooth codecs | — | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | Alexa, Google Assistant, Siri | — |
| Design & build | ||
| Weight | 166 g | 165 g |
| Water resistance (IPx) | — | IPx0 |
| Foldable | Yes | Yes |
| Features | ||
| Hands-free calls | — | Yes |
