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Available colors | ||||
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Editiorial reviews | ||||
User rating |
Screen size | 0.5 in | 0.5 in | 1.47 in | 0.78 in |
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Display type | PMOLED | PMOLED | AMOLED | OLED |
Screen resolution | N/A | 48 x 88 | 194 x 368 | 128 x 80 |
Display | N/A | N/A | N/A | yes |
Weight | 0.39 oz | 0.46 oz | 0.63 oz | 0.71 oz |
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Colour of product |
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| Black |
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Calorie counter | yes | N/A | yes | yes |
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Distance meter | yes | yes | yes | yes |
Pedometer | yes | yes | yes | yes |
Sleep reading | yes | yes | yes | yes |
Touchscreen | no | yes | yes | yes |
Accelerometer | N/A | N/A | yes | yes |
Heart rate monitor | N/A | N/A | yes | yes |
Water resistant | N/A | N/A | N/A | yes |
Vibration alarm | N/A | N/A | N/A | yes |
Watch | N/A | N/A | N/A | yes |
Bluetooth | yes | yes | yes | yes |
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GPS | no | N/A | N/A | no |
Bluetooth version | N/A | 4.2 | 5.0 | 4.2 BLE |
NFC | N/A | N/A | N/A | no |
Battery capacity | 77.0 mAh | 77.0 mAh | 180.0 mAh | 110.0 mAh |
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Battery life | 14.0 day | 14.0 day | 14.0 day | 20.0 day |
Battery type | N/A | Lithium | N/A | Lithium-Ion |
Charging via USB | N/A | N/A | N/A | yes |