vs
2.0Noise control & calls3.1
Why is Ultra Open Earbuds (2nd Gen) better than Space Cruiser TWS-Ohrhörer?
- Bluetooth version5.4 vs 5+8%
Why is Space Cruiser TWS-Ohrhörer better than Ultra Open Earbuds (2nd Gen)?
- Battery life9 h vs 30 h3.3×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | No | No |
| Microphones | 2 | — |
| Battery & charging | ||
| Battery life | 9 h | 30 h |
| Charging time | 1 h | — |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5 |
| Bluetooth codecs | aptX Adaptive, AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | Yes | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 10 g | — |
| Protection rating | IPX4 | — |
| Water resistance (IPx) | IPx4 | — |
| Colours | — | Grey, White |
| Features | ||
| Hands-free calls | Yes | Yes |
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