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Editiorial reviews | ||||
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User rating |
Screen size | 1.34 in | 1.34 in | 1.4 in | 1.3 in |
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Display technology | LCD | LCD | OLED | OLED |
Screen resolution | 300 x 300 px | 300 x 300 px | 400 x 400 px | N/A |
Type of glass | Gorilla Glass | Gorilla Glass | Sapphire glass | Mineral glass |
Heart rate monitor | yes | yes | yes | N/A |
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Gyroscope | yes | yes | yes | yes |
Accelerometer | N/A | N/A | yes | N/A |
Barometer | N/A | N/A | yes | N/A |
Microphone | N/A | N/A | yes | N/A |
Pedometer | N/A | N/A | yes | N/A |
Case diameter | 0.94 in | 0.94 in | 1.65 in | 1.73 in |
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Case height | 0.94 in | 0.94 in | 0.0 in | 0.0 in |
Weight | 1.31 oz | 1.31 oz | N/A | N/A |
Watch case material |
| Aluminum | Stainless steel | Stainless steel |
Wrist band material | Silicone |
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Colour of bracelet |
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| N/A |
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Case thickness | N/A | N/A | 0.44 in | 0.55 in |
Wrist band width | N/A | N/A | 0.71 in | N/A |
Replaceable wrist bands | N/A | N/A | yes | N/A |
Anti scratch lens | N/A | N/A | yes | N/A |
IP code (level of dust/water resistance) | N/A | N/A | IP67 | N/A |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.0 | 4.1 | N/A |
Wi-Fi | yes | yes | yes | N/A |
Built-in navigation system | no | yes | N/A | yes |
NFC | N/A | yes | N/A | N/A |
USB | N/A | N/A | yes | N/A |
Charging connection | N/A | N/A | Proprietary USB Cable | N/A |