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Editiorial reviews | ||||
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User rating |
Screen size | 1.34 in | 1.4 in | 1.34 in | 1.28 in |
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Display technology | LCD | OLED | LCD | N/A |
Screen resolution | 300 x 300 px | 400 x 400 px | 320 x 300 px | 176 x 176 px |
Type of glass | Gorilla Glass | Sapphire glass | Gorilla Glass | Gorilla Glass |
Heart rate monitor | yes | yes | yes | yes |
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Gyroscope | yes | yes | yes | yes |
Accelerometer | N/A | yes | N/A | N/A |
Barometer | N/A | yes | yes | yes |
Microphone | N/A | yes | yes | N/A |
Pedometer | N/A | yes | N/A | N/A |
Compass | N/A | N/A | yes | yes |
Case diameter | 0.94 in | 1.65 in | 1.81 in | 1.38 in |
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Case height | 0.94 in | 0.0 in | 1.81 in | 0.0 in |
Weight | 1.31 oz | N/A | 1.89 oz | 1.09 oz |
Watch case material |
| Stainless steel |
| Plastic/Synthetic |
Wrist band material | Silicone |
| Silicone | Silicone |
Colour of bracelet |
| N/A |
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Case thickness | N/A | 0.44 in | 0.47 in | 0.31 in |
Wrist band width | N/A | 0.71 in | N/A | N/A |
Replaceable wrist bands | N/A | yes | N/A | N/A |
Anti scratch lens | N/A | yes | N/A | N/A |
IP code (level of dust/water resistance) | N/A | IP67 | IP67 | IP68 |
Water resistance | N/A | N/A | yes | N/A |
Fully waterproof | N/A | N/A | no | N/A |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.1 | 4.0 | 4.0 |
Wi-Fi | yes | yes | yes | N/A |
Built-in navigation system | no | N/A | yes | yes |
USB | N/A | yes | yes | yes |
Charging connection | N/A | Proprietary USB Cable | N/A | N/A |
GPS | N/A | N/A | yes | N/A |
GLONASS | N/A | N/A | yes | N/A |
Battery technology | Li-polymer | Li-Ion | Li-polymer | Li-polymer |
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Battery life (running) | 96.0 h | N/A | 35.0 h | 720.0 h |
Battery capacity | N/A | 300.0 mAh | 280.0 mAh | 190.0 mAh |
Average battery life (standby) | N/A | N/A | 278.0 h | 1080.0 h |