  |  |  | |
| Editiorial reviews | |||
| User rating |
| Screen size | 0.95 in | N/A | 1.25 in |
|---|---|---|---|
| Display technology | OLED | OLED | N/A |
| Screen resolution | 144 x 168 px | 96 x 64 px | 144 x 168 px |
| Type of glass | Gorilla Glass | N/A | N/A |
| Heart rate monitor | yes | yes | N/A |
|---|---|---|---|
| Microphone | yes | N/A | N/A |
| Gyroscope | yes | yes | yes |
| Phone Functionality | yes | N/A | N/A |
| Accelerometer | N/A | N/A | yes |
| Ambient Light Sensor | N/A | N/A | yes |
| Auto adjust to smartphone time | N/A | N/A | yes |
| Compass | N/A | N/A | yes |
| Magnetometer | N/A | N/A | yes |
| Case diameter | 1.57 in | 2.32 in | 1.85 in |
|---|---|---|---|
| Case height | 1.18 in | 1.18 in | N/A |
| Case thickness | 0.53 in | 0.35 in | 0.39 in |
| Weight | 1.41 oz | 1.45 oz | 4.09 oz |
| Watch case material | Plastic/Synthetic | N/A |
|
| Wrist band material | Silicone | N/A |
|
| Colour of bracelet |
| N/A | N/A |
| IP code (level of dust/water resistance) | IP67 | N/A | N/A |
| Wrist band width | N/A | N/A | 0.87 in |
| Anti scratch lens | N/A | N/A | yes |
| Water resistance | N/A | N/A | yes |
| Fully waterproof | N/A | N/A | yes |
| Dust resistant | N/A | N/A | yes |
| Shock resistant | N/A | N/A | yes |
| 3G (UMTS) | yes | N/A | N/A |
|---|---|---|---|
| Bluetooth | no | yes | yes |
| Bluetooth version | 4.1 | 2.1 | 4.0 |
| Wi-Fi | yes | N/A | N/A |
| USB | yes | yes | N/A |
| Built-in navigation system | yes | N/A | N/A |
| GPS | yes | N/A | N/A |
| Charging connection | N/A | N/A | Proprietary USB Cable |
| Battery technology | Li-Ion | Li-Ion | Li-Ion |
|---|---|---|---|
| Battery capacity | 130.0 mAh | 200.0 mAh | N/A |
| Battery life (running) | 144.0 h | N/A | N/A |
| Average battery life (standby) | N/A | N/A | 240.0 h |
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