vs
2.0Noise control & calls7.2
7.4Battery9.3
2.3Build & features3.3
Why is Ultra Open Earbuds (2nd Gen) better than GLASS Core Pro KH-CRZ100T?
- aptXYes · GLASS Core Pro KH-CRZ100T: No
- Charging time1 h vs 1.5 h+50%
Why is GLASS Core Pro KH-CRZ100T better than Ultra Open Earbuds (2nd Gen)?
- Active noise cancellingNo · Ultra Open Earbuds (2nd Gen): Yes
- Battery life9 h vs 14.5 h+61%
- LDACNo · Ultra Open Earbuds (2nd Gen): Yes
- Bluetooth version5.4 vs 6+11%
- Earbud weight (each)10 g vs 6.7 g+49%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | MEMS |
| Driver size | — | 10 mm |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | 2 | — |
| Battery & charging | ||
| Battery life | 9 h | 14.5 h |
| Charging time | 1 h | 1.5 h |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 6 |
| Bluetooth codecs | aptX Adaptive, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | Yes | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 10 g | 6.7 g |
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Hands-free calls | Yes | Yes |
Related comparisons
vs
Bose Ultra Open Earbuds (2nd Gen)vsEdifier Comfo Flexvs
Bose Ultra Open Earbuds (2nd Gen)vsEdifier A6vs
Bose Ultra Open Earbuds (2nd Gen)vsEarFun Air 2vs
Bose Ultra Open Earbuds (2nd Gen)vsEdifier X1 Lite
vs
Kenwood GLASS Core Pro KH-CRZ100TvsSamsung Galaxy Buds4 Pro8.08.4vs
Kenwood GLASS Core Pro KH-CRZ100TvsSennheiser MOMENTUM True Wireless 58.07.7