  |  |  |  |  |
| Screen size | 1.3 in | 1.4 in | 1.4 in | 1.22 in | 1.97 in |
|---|---|---|---|---|---|
| Display technology | LCD | OLED | N/A | LCD | LED |
| Screen resolution | 240 x 180 px | 400 x 400 px | 400 x 400 px | 240 x 204 px | 128 x 128 px |
| Type of glass | Gorilla Glass | Sapphire glass | N/A | N/A | N/A |
| Type of screen | Colour screen | N/A | N/A | Colour screen | N/A |
| Touchscreen | N/A | N/A | N/A | yes | N/A |
| 3G (UMTS) | no | N/A | N/A | N/A | N/A |
|---|---|---|---|---|---|
| 4G (LTE) | no | N/A | N/A | N/A | N/A |
| Bluetooth | yes | yes | yes | yes | yes |
| Bluetooth version | 4.0 | 4.1 | 4.1 | 4.0 | 4.0 |
| Wi-Fi | no | yes | N/A | N/A | N/A |
| NFC | no | N/A | N/A | N/A | N/A |
| USB | yes | yes | N/A | yes | N/A |
| Built-in navigation system | no | N/A | yes | N/A | N/A |
| GPS | yes | N/A | N/A | N/A | yes |
| Charging connection | N/A | Proprietary USB Cable | N/A | N/A | Proprietary USB Cable |
| Battery technology | Li-polymer | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
|---|---|---|---|---|---|
| Battery capacity | 167.0 mAh | 300.0 mAh | 300.0 mAh | 260.0 mAh | N/A |
| Average battery life (standby) | 120.0 h | N/A | N/A | 72.0 h | N/A |
| Battery life (running) | 120.0 h | N/A | N/A | N/A | N/A |
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