Why is TE-A1 better than Rail?
- Battery life20 h vs 9 h2.2×
- Driver size10 mm vs 6 mm+67%
Why is Rail better than TE-A1?
- Water resistance (IPx)IPx4 vs IPx5+25%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 10 mm | 6 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 16 Ω |
| Sensitivity | — | 100 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 20 h | 9 h |
| Total with charging case | 70 h | — |
| Charging time | 1.5 h | — |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.2 |
| Bluetooth codecs | LDAC, AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Weight | — | 49 g |
| Protection rating | IPX4 | IP55 |
| Water resistance (IPx) | IPx4 | IPx5 |
| Dust protection (IP) | — | 5 |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | Yes |
