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Editiorial reviews | ||||
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User rating |
Screen size | 1.39 in | 1.3 in | 1.34 in | 1.85 in |
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Display technology | OLED | LCD | LCD | OLED |
Screen resolution | 400 x 400 px | 240 x 180 px | 300 x 300 px | N/A |
Type of glass | N/A | Gorilla Glass | Gorilla Glass | Mineral glass |
Type of screen | N/A | Colour screen | N/A | N/A |
Accelerometer | yes | yes | N/A | N/A |
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Gyroscope | yes | yes | yes | yes |
Built-in camera | N/A | no | N/A | N/A |
Altimeter | N/A | yes | N/A | N/A |
Ambient Light Sensor | N/A | yes | N/A | N/A |
Barometer | N/A | yes | N/A | N/A |
Heart rate monitor | N/A | yes | yes | N/A |
Compass | N/A | yes | N/A | N/A |
Case thickness | 0.35 in | 0.44 in | N/A | 0.51 in |
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Replaceable wrist bands | yes | yes | N/A | N/A |
Watch case material | Stainless steel |
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| Stainless steel |
Wrist band material |
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| Silicone | Steel |
Fully waterproof | yes | no | N/A | N/A |
Dust resistant | yes | N/A | N/A | N/A |
Case diameter | N/A | 1.58 in | 0.94 in | 1.77 in |
Case height | N/A | 1.65 in | 0.94 in | 1.77 in |
Weight | N/A | 1.55 oz | 1.31 oz | 5.89 oz |
Colour of bracelet | N/A |
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Water resistance | N/A | yes | N/A | N/A |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.0 | 4.0 | 4.1 |
Wi-Fi | yes | no | yes | N/A |
NFC | yes | no | N/A | N/A |
3G (UMTS) | N/A | no | N/A | N/A |
4G (LTE) | N/A | no | N/A | N/A |
USB | N/A | yes | N/A | N/A |
Built-in navigation system | N/A | no | no | yes |
GPS | N/A | yes | N/A | N/A |