vs
5.5Noise control & calls6.8
6.0Battery7.7
Why is Solo 4 better than Milton A.N.C.?
- Driver size40 mm vs 32 mm+25%
Why is Milton A.N.C. better than Solo 4?
- Active noise cancellingNo · Solo 4: Yes
- Battery life50 h vs 80 h+60%
- Bluetooth version5.3 vs 6+13%
- Weight217 g vs 200 g+8%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | On-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 32 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 32 Ω |
| Sensitivity | — | 99 dB |
| Spatial / 3D audio | Yes | Yes |
| Head tracking | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | — | 6 |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 50 h | 80 h |
| Battery life with ANC | — | 50 h |
| Charging time | — | 2 h |
| Quick charge (claimed) | 10 min → 5 h | — |
| Fast charging support | Yes | Yes |
| Wireless charging (case) | — | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 6 |
| Bluetooth codecs | — | LDAC, LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | — | Yes |
| LE Audio | — | Yes |
| USB-C | Yes | Yes |
| USB audio | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | 217 g | 200 g |
| Foldable | — | Yes |
| Features | ||
| Hands-free calls | Yes | Yes |
