vs
3.8Noise control & calls9.2
Why is SoundForm Surround better than ES850NB?
SoundForm Surround has no measurable advantages in this pair.
Why is ES850NB better than SoundForm Surround?
- Active noise cancellingNo · SoundForm Surround: Yes
- Battery life60 h vs 92 h+53%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 40,000 Hz |
| Sensitivity | — | 91 dB |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Battery & charging | ||
| Battery life | 60 h | 92 h |
| Battery life with ANC | — | 53 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.4 |
| Bluetooth codecs | — | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | — |
| Design & build | ||
| Weight | — | 265 g |
| Features | ||
| Hands-free calls | Yes | — |
