Why is HD 620S better than MDR-M1?
- Driver size42 mm vs 40 mm+5%
Why is MDR-M1 better than HD 620S?
- Highest frequency30,000 Hz vs 80,000 Hz2.7×
- Lowest frequency6 Hz vs 5 Hz+20%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | On-ear |
| Ear cup design | — | Closed-back |
| Driver type | — | Dynamic |
| Driver size | 42 mm | 40 mm |
| Lowest frequency | 6 Hz | 5 Hz |
| Highest frequency | 30,000 Hz | 80,000 Hz |
| Impedance | 150 Ω | 50 Ω |
| Sensitivity | 110 dB | 102 dB |
| Noise control | ||
| Active noise cancelling | No | No |
| Connectivity | ||
| Wireless | No | No |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | — | 216 g |
| Colours | Black | Black |
