Why is HE-R9 better than SRH440A?
- Highest frequency35,000 Hz vs 22,000 Hz+59%
Why is SRH440A better than HE-R9?
- Weight460 g vs 268 g+72%
- Lowest frequency15 Hz vs 10 Hz+50%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | — |
| Ear cup design | — | Closed-back |
| Driver type | — | Dynamic |
| Driver size | — | 40 mm |
| Lowest frequency | 15 Hz | 10 Hz |
| Highest frequency | 35,000 Hz | 22,000 Hz |
| Impedance | 32 Ω | 40 Ω |
| Sensitivity | 100 dB | 97 dB |
| Noise control | ||
| Active noise cancelling | No | No |
| Connectivity | ||
| Wireless | No | No |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 460 g | 268 g |
| Colours | Brown, Black, Red | Black |
