Why is TWE-48 better than QCY-T9?
- Battery life6 h vs 4 h+50%
- Bluetooth version5.3 vs 5+6%
- Driver size10 mm vs 6 mm+67%
Why is QCY-T9 better than TWE-48?
- Charging time6 h vs 1.5 h4×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | — | Dynamic |
| Driver size | 10 mm | 6 mm |
| Number of drivers | 4 | — |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Impedance | 48 Ω | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | — |
| Battery & charging | ||
| Battery life | 6 h | 4 h |
| Total with charging case | 30 h | — |
| Battery capacity | 200 mAh | — |
| Charging time | 6 h | 1.5 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Design & build | ||
| Earbud weight (each) | — | 4.5 g |
| Protection rating | — | IP64 |
| Water resistance (IPx) | — | IPx4 |
| Dust protection (IP) | — | 6 |
| Features | ||
| Hands-free calls | Yes | Yes |
