  |  |  |  |  | |
| Available colors |
| Display | yes | yes | yes | N/A | yes |
|---|---|---|---|---|---|
| Display type | OLED | OLED | OLED | PMOLED | SAMOLED |
| Screen resolution | N/A | N/A | N/A | 128 x 64 | 128 x 432 |
| Screen size | N/A | N/A | N/A | 0.74 in | 1.84 in |
| Weight | 1.06 oz | 1.23 oz | 1.06 oz | 0.81 oz | 0.95 oz |
|---|
| Colour of product |
|
|
|
| Black |
|---|
| Water resistant | yes | yes | yes | N/A | yes |
|---|---|---|---|---|---|
| Fully Waterproof | no | no | yes | N/A | no |
| Accelerometer | yes | yes | yes | yes | yes |
| Caller ID | yes | yes | yes | yes | N/A |
| Calorie counter | yes | yes | yes | yes | yes |
| Distance meter | yes | yes | yes | yes | yes |
| Pedometer | yes | yes | yes | yes | yes |
| Sleep reading | yes | yes | yes | yes | yes |
| Stopwatch | yes | yes | yes | N/A | yes |
| Touchscreen | yes | yes | yes | yes | yes |
| Vibration alarm | yes | yes | yes | yes | N/A |
| Watch | yes | yes | yes | N/A | yes |
| IP code (level of dust/water resistance) | N/A | IP34 | IP68 | N/A | IP67 |
| Altimeter | N/A | yes | yes | N/A | N/A |
| Heart rate monitor | N/A | yes | yes | yes | yes |
| Support for HRM chest strap | N/A | N/A | N/A | N/A | yes |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 LE | 4.0 | 5.0 | 4.0 LE |
| GPS | no | no | no | N/A | no |
| NFC | no | no | yes | yes | no |
| Battery life | 5.0 day | 5.0 day | 7.0 day | 11.0 day | 4.0 day |
|---|---|---|---|---|---|
| Battery type | Lithium Polymer | Lithium Polymer | Lithium Polymer | N/A | N/A |
| Charging via USB | yes | yes | yes | N/A | yes |
| Battery capacity | N/A | N/A | N/A | 120.0 mAh | 210.0 mAh |
Add products
