  |  |  | |
| Available colors | |||
| Editiorial reviews | |||
| User rating |
| Screen size | 0.96 in | 0.86 in | 0.42 in |
|---|---|---|---|
| Display type | LCD | OLED | OLED |
| Display | N/A | yes | yes |
| Screen resolution | N/A | 96 x 32 | N/A |
| Weight | 2.82 oz | 0.74 oz | 0.25 oz |
|---|
| Colour of product | Stainless steel |
| Black |
|---|
| IP code (level of dust/water resistance) | IP68 | N/A | IP67 |
|---|---|---|---|
| Heart rate monitor | yes | N/A | yes |
| Caller ID | yes | N/A | yes |
| Calorie counter | yes | yes | yes |
| Distance meter | yes | yes | yes |
| Pedometer | yes | N/A | yes |
| Sleep reading | yes | yes | yes |
| Touchscreen | no | no | yes |
| Accelerometer | N/A | yes | yes |
| Water resistant | N/A | N/A | yes |
| Fully Waterproof | N/A | N/A | no |
| Support for HRM chest strap | N/A | N/A | yes |
| Vibration alarm | N/A | N/A | yes |
| Watch | N/A | N/A | yes |
| Bluetooth | yes | yes | yes |
|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.0 |
| GPS | N/A | no | no |
| NFC | N/A | no | no |
| Battery capacity | 90.0 mAh | N/A | 70.0 mAh |
|---|---|---|---|
| Battery life | 10.0 day | 7.0 day | 20.0 day |
| Battery type | Lithium Polymer | Lithium-Ion | Lithium Polymer |
| Charging via USB | N/A | N/A | yes |
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