  |  |  |  |  | |
| Available colors |
| Weight | 0.78 oz | 3.52 oz | 0.39 oz | 0.71 oz | 0.78 oz |
|---|
| Colour of product |
|
|
| Black | Black |
|---|
| Water resistant | yes | yes | N/A | yes | N/A |
|---|---|---|---|---|---|
| IP code (level of dust/water resistance) | IP67 | N/A | N/A | N/A | N/A |
| Heart rate monitor | yes | yes | N/A | yes | yes |
| Calorie counter | yes | no | yes | yes | yes |
| Distance meter | yes | no | yes | yes | yes |
| Pedometer | yes | no | yes | yes | yes |
| Sleep reading | yes | no | yes | yes | yes |
| Touchscreen | yes | no | no | yes | yes |
| Vibration alarm | yes | N/A | N/A | yes | yes |
| Watch | yes | yes | N/A | yes | N/A |
| Fully Waterproof | N/A | yes | N/A | N/A | N/A |
| Accelerometer | N/A | yes | N/A | yes | yes |
| Speedometer | N/A | yes | N/A | N/A | N/A |
| Caller ID | N/A | N/A | N/A | N/A | yes |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.2 | N/A | N/A | 4.2 BLE | 5.0 |
| GPS | no | yes | no | no | yes |
| NFC | no | N/A | N/A | no | N/A |
| Battery life | 18.0 day | 21.0 day | 14.0 day | 20.0 day | 20.0 day |
|---|---|---|---|---|---|
| Battery type | Li-polymer | N/A | N/A | Lithium-Ion | Lithium Polymer |
| Charging via USB | yes | N/A | N/A | yes | N/A |
| Battery capacity | N/A | 100.0 mAh | 77.0 mAh | 110.0 mAh | 135.0 mAh |
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