  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Screen size | 1.34 in | 1.4 in | 1.2 in | 1.34 in |
|---|---|---|---|---|
| Display technology | LCD | N/A | OLED | LCD |
| Screen resolution | 300 x 300 px | 205 x 148 px | 360 x 360 px | 320 x 300 px |
| Type of glass | Gorilla Glass | N/A | Gorilla Glass | Gorilla Glass |
| Touchscreen | N/A | yes | N/A | N/A |
| Case diameter | 0.94 in | 1.38 in | 1.69 in | 1.81 in |
|---|---|---|---|---|
| Case height | 0.94 in | N/A | 1.76 in | 1.81 in |
| Weight | 1.31 oz | 1.34 oz | 2.36 oz | 1.89 oz |
| Watch case material |
|
|
|
|
| Wrist band material | Silicone |
| Silicone | Silicone |
| Colour of bracelet |
| N/A |
|
|
| Case thickness | N/A | 0.31 in | 0.46 in | 0.47 in |
| Water resistance | N/A | yes | N/A | yes |
| IP code (level of dust/water resistance) | N/A | N/A | IP68 | IP67 |
| Fully waterproof | N/A | N/A | N/A | no |
| Bluetooth | yes | yes | yes | yes |
|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.2 | 4.0 |
| Wi-Fi | yes | N/A | yes | yes |
| Built-in navigation system | no | N/A | yes | yes |
| Charging connection | N/A | Proprietary USB Cable | N/A | N/A |
| GPS | N/A | yes | N/A | yes |
| 4G (LTE) | N/A | N/A | yes | N/A |
| NFC | N/A | N/A | yes | N/A |
| USB | N/A | N/A | yes | yes |
| GLONASS | N/A | N/A | N/A | yes |
| Battery technology | Li-polymer | Li-polymer | Li-Ion | Li-polymer |
|---|---|---|---|---|
| Battery life (running) | 96.0 h | N/A | 48.0 h | 35.0 h |
| Average battery life (standby) | N/A | 168.0 h | 96.0 h | 278.0 h |
| Wireless charging | N/A | N/A | yes | N/A |
| Battery capacity | N/A | N/A | 300.0 mAh | 280.0 mAh |
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