vs
7.2Noise control & calls7.2
7.7Battery8.9
8.3Build & features3.9
Why is LIVE Buds 4 better than GLASS Core KH-CRZ90T?
- Water resistance (IPx)IPx5 vs IPx4+25%
- Earbud weight (each)4.8 g vs 5.8 g+22%
Why is GLASS Core KH-CRZ90T better than LIVE Buds 4?
- Battery life10 h vs 17 h+70%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | — |
| Driver size | 10 mm | 10 mm |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 40,000 Hz | — |
| Impedance | 16 Ω | — |
| Sensitivity | 106 dB | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 10 h | 17 h |
| Battery life with ANC | 8 h | — |
| Charging time | 2 h | 2 h |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 6 |
| Bluetooth codecs | LDAC, LC3, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | No |
| LDAC | Yes | Yes |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | Yes | — |
| USB-C | Yes | — |
| Design & build | ||
| Earbud weight (each) | 4.8 g | 5.8 g |
| Protection rating | IP55 | IPX4 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
