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Editiorial reviews | |||
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User rating |
RAM Memory | 512.0 mB | 512.0 mB | 768.0 mB |
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Internal storage space | 4.0 GB | 4.0 GB | 4.0 GB |
CPU cores | Single Core | Dual Core | Dual Core |
CPU speed | 0.8 GHz | 1.0 GHz | 1.0 GHz |
Screen size | 1.63 in | 1.2 in | 1.2 in |
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Display technology | OLED | OLED | OLED |
Screen resolution | 320 x 320 px | 360 x 360 px | 360 x 360 px |
Type of screen | Colour screen | Colour screen | N/A |
Touchscreen | N/A | yes | N/A |
Type of glass | N/A | Gorilla Glass | Gorilla Glass |
Built-in camera | yes | no | N/A |
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Microphone | yes | yes | yes |
Gyroscope | yes | yes | yes |
Accelerometer | N/A | yes | N/A |
Ambient Light Sensor | N/A | yes | N/A |
Barometer | N/A | yes | yes |
Heart rate monitor | N/A | yes | yes |
Pedometer | N/A | yes | N/A |
Phone Functionality | N/A | N/A | yes |
Case diameter | 1.45 in | 1.67 in | 1.69 in |
---|---|---|---|
Case height | 2.23 in | 1.96 in | 1.76 in |
Case thickness | 0.44 in | 0.45 in | 0.46 in |
Weight | 2.6 oz | 1.66 oz | 2.36 oz |
Watch case material | Stainless steel | Stainless steel |
|
Wrist band material | Rubber |
| Silicone |
Colour of bracelet | N/A |
|
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Water resistance | N/A | yes | N/A |
Fully waterproof | N/A | yes | N/A |
Dust resistant | N/A | yes | N/A |
IP code (level of dust/water resistance) | N/A | IP68 | IP68 |
3G (UMTS) | no | no | N/A |
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4G (LTE) | no | yes | yes |
Bluetooth | yes | yes | yes |
Bluetooth version | 4.0 | 4.1 | 4.2 |
Wi-Fi | no | yes | yes |
NFC | yes | yes | yes |
USB | yes | yes | yes |
Built-in navigation system | no | no | yes |
Wireless networking standard | N/A |
| N/A |
Charging connection | N/A | Wireless | N/A |
Headphone connection | N/A | Bluetooth | N/A |
Battery technology | Li-Ion | Li-Ion | Li-Ion |
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Battery capacity | 315.0 mAh | 250.0 mAh | 300.0 mAh |
Average battery life (standby) | 150.0 h | 24.0 h | 96.0 h |
Battery life (running) | 25.0 h | 24.0 h | 48.0 h |
Wireless charging | N/A | yes | yes |