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Available colors | |||
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Editiorial reviews | |||
User rating |
Display | yes | yes | N/A |
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Screen size | 0.42 in | 0.78 in | 0.95 in |
Display type | OLED | OLED | AMOLED |
Screen resolution | N/A | 128 x 80 | 120 x 240 |
Weight | 0.25 oz | 0.71 oz | 0.78 oz |
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Colour of product | Black | Black | Black |
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Water resistant | yes | yes | N/A |
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Fully Waterproof | no | N/A | N/A |
IP code (level of dust/water resistance) | IP67 | N/A | N/A |
Accelerometer | yes | yes | yes |
Heart rate monitor | yes | yes | yes |
Caller ID | yes | N/A | yes |
Calorie counter | yes | yes | yes |
Distance meter | yes | yes | yes |
Pedometer | yes | yes | yes |
Sleep reading | yes | yes | yes |
Support for HRM chest strap | yes | N/A | N/A |
Touchscreen | yes | yes | yes |
Vibration alarm | yes | yes | yes |
Watch | yes | yes | N/A |
Bluetooth | yes | yes | yes |
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Bluetooth version | 4.0 | 4.2 BLE | 5.0 |
GPS | no | no | yes |
NFC | no | no | N/A |
Battery capacity | 70.0 mAh | 110.0 mAh | 135.0 mAh |
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Battery life | 20.0 day | 20.0 day | 20.0 day |
Battery type | Lithium Polymer | Lithium-Ion | Lithium Polymer |
Charging via USB | yes | yes | N/A |