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Editiorial reviews | |||
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User rating |
RAM Memory | 768.0 mB | 512.0 mB | 512.0 mB |
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Internal storage space | 4.0 GB | 4.0 GB | 4.0 GB |
CPU cores | Quad Core | Dual Core | Dual Core |
CPU speed | 1.1 GHz | 1.0 GHz | 1.0 GHz |
Screen size | 1.2 in | 1.63 in | 1.63 in |
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Display technology | OLED | OLED | OLED |
Screen resolution | 390 x 390 px | 320 x 320 px | 320 x 320 px |
Type of glass | Gorilla Glass | Gorilla Glass | Gorilla Glass |
Type of screen | Colour screen | Colour screen | Colour screen |
Built-in camera | no | yes | no |
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Barometer | yes | N/A | N/A |
Heart rate monitor | yes | yes | yes |
Microphone | yes | yes | yes |
Compass | yes | N/A | N/A |
Gyroscope | yes | yes | yes |
Accelerometer | N/A | yes | yes |
Case diameter | 1.77 in | 1.45 in | 1.49 in |
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Case height | 1.93 in | 2.3 in | 2.31 in |
Case thickness | 0.5 in | 0.39 in | 0.39 in |
Weight | 1.41 oz | 2.4 oz | 1.94 oz |
Watch case material | Plastic/Synthetic | Stainless steel |
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Wrist band material | Rubber | Rubber | Rubber |
Colour of bracelet |
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Water resistance | yes | yes | yes |
Fully waterproof | yes | yes | N/A |
IP code (level of dust/water resistance) | IP68 | IP67 | IP67 |
Wrist band width | N/A | 0.87 in | N/A |
Operating system | Android Wear 2.0 |
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Smartphone remote features | N/A | N/A | Voice Control |
3G (UMTS) | no | N/A | N/A |
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4G (LTE) | no | no | no |
Bluetooth | yes | yes | yes |
Bluetooth version | 4.1 | 4.0 | 4.0 |
Wi-Fi | yes | no | no |
Wireless networking standard |
| N/A | N/A |
NFC | yes | no | no |
USB | yes | yes | yes |
Built-in navigation system | yes | N/A | N/A |
GPS | yes | N/A | N/A |
GLONASS | yes | N/A | N/A |
Infrared (IR) | N/A | N/A | yes |
Wireless charging | yes | N/A | N/A |
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Battery technology | Li-Ion | Li-Ion | Li-Ion |
Battery capacity | 450.0 mAh | 300.0 mAh | 300.0 mAh |
Average battery life (standby) | 600.0 h | 144.0 h | 144.0 h |
Battery life (running) | 48.0 h | 144.0 h | 48.0 h |