vs
9.2Noise control & calls3.8
Why is ES850NB better than 99 Classics 2nd Gen Walnut/Gold?
- Active noise cancellingYes · 99 Classics 2nd Gen Walnut/Gold: No
- Highest frequency40,000 Hz vs 25,000 Hz+60%
Why is 99 Classics 2nd Gen Walnut/Gold better than ES850NB?
- Lowest frequency20 Hz vs 15 Hz+33%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Ear cup design | — | Closed-back |
| Driver type | — | Dynamic |
| Driver size | — | 40 mm |
| Lowest frequency | 20 Hz | 15 Hz |
| Highest frequency | 40,000 Hz | 25,000 Hz |
| Impedance | — | 16 Ω |
| Sensitivity | 91 dB | 103 dB |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Battery & charging | ||
| Battery life | 92 h | — |
| Battery life with ANC | 53 h | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5.4 | — |
| Bluetooth codecs | LDAC, AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | — | Yes |
| Design & build | ||
| Weight | 265 g | 260 g |
