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Available colors | ||||
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Editiorial reviews | ||||
User rating |
Display type | PMOLED | PMOLED | OLED | OLED |
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Display | N/A | yes | yes | yes |
Screen size | N/A | N/A | 0.42 in | 0.78 in |
Screen resolution | N/A | N/A | N/A | 128 x 80 |
Weight | 0.3 oz | 3.52 oz | 0.25 oz | 0.71 oz |
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Colour of product |
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| Black | Black |
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Accelerometer | yes | yes | yes | yes |
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Altimeter | yes | N/A | N/A | N/A |
Heart rate monitor | yes | yes | yes | yes |
Calorie counter | yes | no | yes | yes |
Distance meter | yes | no | yes | yes |
Pedometer | yes | no | yes | yes |
Sleep reading | yes | no | yes | yes |
Stopwatch | yes | N/A | N/A | N/A |
Touchscreen | yes | no | yes | yes |
Water resistant | N/A | yes | yes | yes |
Fully Waterproof | N/A | yes | no | N/A |
Speedometer | N/A | yes | N/A | N/A |
Watch | N/A | yes | yes | yes |
IP code (level of dust/water resistance) | N/A | N/A | IP67 | N/A |
Caller ID | N/A | N/A | yes | N/A |
Support for HRM chest strap | N/A | N/A | yes | N/A |
Vibration alarm | N/A | N/A | yes | yes |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.2 | N/A | 4.0 | 4.2 BLE |
GPS | yes | yes | no | no |
NFC | N/A | N/A | no | no |
Battery life | 10.0 day | 21.0 day | 20.0 day | 20.0 day |
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Battery type | Lithium Polymer | N/A | Lithium Polymer | Lithium-Ion |
Battery capacity | N/A | 100.0 mAh | 70.0 mAh | 110.0 mAh |
Charging via USB | N/A | N/A | yes | yes |