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7.8Noise control & calls3.8
Why is ATH-S300BT better than KPH40 Utility?
- Active noise cancellingYes · KPH40 Utility: No
Why is KPH40 Utility better than ATH-S300BT?
- Lowest frequency20 Hz vs 15 Hz+33%
- Highest frequency20,000 Hz vs 25,000 Hz+25%
Specifications
Side by side
| Sound | ||
| Fit | — | On-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | — |
| Lowest frequency | 20 Hz | 15 Hz |
| Highest frequency | 20,000 Hz | 25,000 Hz |
| Impedance | 44 Ω | 60 Ω |
| Sensitivity | 103 dB | 101 dB |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Transparency / ambient mode | Yes | — |
| Battery & charging | ||
| Battery life | 90 h | — |
| Battery life with ANC | 60 h | — |
| Charging time | 2.5 h | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5.1 | — |
| Bluetooth codecs | AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 258 g | — |
| Foldable | Yes | — |
| Features | ||
| Hands-free calls | Yes | — |
