vs
9.3Battery8.6
3.3Build & features7.0
Why is GLASS Core Pro KH-CRZ100T better than OpenFit 2+ T921?
- Battery life14.5 h vs 11 h+32%
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · OpenFit 2+ T921: No
- LDACYes · OpenFit 2+ T921: No
- Bluetooth version6 vs 5.4+11%
- Earbud weight (each)6.7 g vs 9.4 g+40%
Why is OpenFit 2+ T921 better than GLASS Core Pro KH-CRZ100T?
- Water resistance (IPx)IPx4 vs IPx5+25%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Open-ear |
| Ear cup design | Closed-back | Open-back |
| Driver type | MEMS | Dynamic |
| Driver size | 10 mm | — |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Transparency / ambient mode | Yes | — |
| Battery & charging | ||
| Battery life | 14.5 h | 11 h |
| Charging time | 1.5 h | — |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 5.4 |
| Bluetooth codecs | LDAC, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | No | No |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Design & build | ||
| Earbud weight (each) | 6.7 g | 9.4 g |
| Protection rating | IPX4 | IP55 |
| Water resistance (IPx) | IPx4 | IPx5 |
| Dust protection (IP) | — | 5 |
| Colours | — | OpenFit 2+ Black, OpenFit 2+ Grey, OpenFit 2+ Purple |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | Yes | Yes |
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