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Editiorial reviews | |||
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User rating |
Screen size | 1.63 in | 1.3 in | 1.97 in |
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Display technology | OLED | OLED | LED |
Screen resolution | 320 x 320 px | 128 x 128 px | 128 x 128 px |
Type of glass | Gorilla Glass | N/A | N/A |
Type of screen | Colour screen | N/A | N/A |
Multi touch | N/A | yes | N/A |
Built-in camera | yes | N/A | N/A |
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Accelerometer | yes | yes | yes |
Heart rate monitor | yes | N/A | N/A |
Microphone | yes | N/A | N/A |
Gyroscope | yes | N/A | N/A |
Altimeter | N/A | N/A | yes |
Compass | N/A | N/A | yes |
Pedometer | N/A | N/A | yes |
Case diameter | 1.45 in | 1.97 in | 1.97 in |
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Case height | 2.3 in | N/A | N/A |
Case thickness | 0.39 in | 0.31 in | 0.59 in |
Wrist band width | 0.87 in | 0.79 in | N/A |
Weight | 2.4 oz | 1.45 oz | 2.82 oz |
Watch case material | Stainless steel | Aluminum | Polyamide |
Wrist band material | Rubber |
| Silicone |
Colour of bracelet |
| N/A | N/A |
Water resistance | yes | yes | yes |
Fully waterproof | yes | N/A | yes |
IP code (level of dust/water resistance) | IP67 | N/A | N/A |
Replaceable wrist bands | N/A | yes | yes |
Anti scratch lens | N/A | N/A | yes |
Operating system |
| Android 4.0+ |
|
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Smartphone remote features | N/A |
| N/A |
4G (LTE) | no | N/A | N/A |
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Bluetooth | yes | yes | yes |
Bluetooth version | 4.0 | 3.0 | 4.0 |
Wi-Fi | no | N/A | N/A |
NFC | no | N/A | N/A |
USB | yes | N/A | N/A |
Charging connection | N/A | Proprietary USB Cable | Proprietary USB Cable |
GPS | N/A | yes | yes |