vs
9.7Battery8.6
2.6Build & features7.0
Why is earU ER-100PT better than OpenFit 2+ T921?
- Battery life14 h vs 11 h+27%
- aptXYes · OpenFit 2+ T921: No
- Earbud weight (each)8 g vs 9.4 g+18%
Why is OpenFit 2+ T921 better than earU ER-100PT?
- Water resistance (IPx)IPx4 vs IPx5+25%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | Open-ear |
| Ear cup design | Open-back | Open-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 10 mm | — |
| Adjustable equaliser | Yes | Yes |
| Battery & charging | ||
| Battery life | 14 h | 11 h |
| Charging time | 1.5 h | — |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.4 |
| Bluetooth codecs | aptX, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 8 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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