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Editiorial reviews | |||
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User rating |
Screen size | 1.2 in | 1.3 in | 1.28 in |
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Display technology | OLED | OLED | N/A |
Screen resolution | 390 x 390 px | 360 x 360 px | 176 x 176 px |
Type of glass | Gorilla Glass | Gorilla Glass | Gorilla Glass |
Type of screen | Colour screen | Colour screen | N/A |
Built-in camera | no | no | N/A |
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Barometer | yes | yes | yes |
Heart rate monitor | yes | yes | yes |
Microphone | yes | yes | N/A |
Compass | yes | yes | yes |
Gyroscope | yes | yes | yes |
Phone Functionality | N/A | yes | N/A |
Case diameter | 1.77 in | 1.81 in | 1.38 in |
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Case height | 1.93 in | 1.93 in | 0.0 in |
Case thickness | 0.5 in | 0.51 in | 0.31 in |
Weight | 1.41 oz | 2.19 oz | 1.09 oz |
Watch case material | Plastic/Synthetic |
| Plastic/Synthetic |
Wrist band material | Rubber |
| Silicone |
Colour of bracelet |
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Water resistance | yes | yes | N/A |
Fully waterproof | yes | no | N/A |
IP code (level of dust/water resistance) | IP68 | IP68 | IP68 |
3G (UMTS) | no | yes | N/A |
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4G (LTE) | no | no | N/A |
Bluetooth | yes | yes | yes |
Bluetooth version | 4.1 | 4.2 | 4.0 |
Wi-Fi | yes | yes | N/A |
Wireless networking standard |
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| N/A |
NFC | yes | yes | N/A |
USB | yes | yes | yes |
Built-in navigation system | yes | yes | yes |
GPS | yes | yes | N/A |
GLONASS | yes | yes | N/A |
Wireless charging | yes | yes | N/A |
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Battery technology | Li-Ion | Li-Ion | Li-polymer |
Battery capacity | 450.0 mAh | 380.0 mAh | 190.0 mAh |
Average battery life (standby) | 600.0 h | 96.0 h | 1080.0 h |
Battery life (running) | 48.0 h | 96.0 h | 720.0 h |