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Editiorial reviews | |||
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User rating |
RAM Memory | 128.0 mB | N/A | 512.0 mB |
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Internal storage space | 256.0 GB | 8.0 GB | 4.0 GB |
CPU cores | N/A | N/A | Dual Core |
CPU speed | N/A | N/A | 1.0 GHz |
Screen size | 1.54 in | 1.26 in | 1.2 in |
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Display technology | LCD | LCD | OLED |
Screen resolution | 240 x 240 px | 144 x 168 px | 360 x 360 px |
Type of glass | N/A | Gorilla Glass | Gorilla Glass |
Type of screen | N/A | Monochrome | Colour screen |
Touchscreen | N/A | N/A | yes |
Built-in camera | yes | no | no |
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Accelerometer | yes | N/A | yes |
Heart rate monitor | yes | yes | yes |
Microphone | yes | yes | yes |
Gyroscope | yes | yes | yes |
Pedometer | yes | N/A | yes |
Ambient Light Sensor | N/A | N/A | yes |
Barometer | N/A | N/A | yes |
Case diameter | 1.69 in | 1.56 in | 1.67 in |
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Case height | 0.0 in | 1.19 in | 1.96 in |
Case thickness | 0.43 in | 0.44 in | 0.45 in |
Weight | 1.53 oz | 1.12 oz | 1.66 oz |
Replaceable wrist bands | yes | N/A | N/A |
Watch case material |
| Plastic/Synthetic | Stainless steel |
Wrist band material |
| Silicone |
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Colour of bracelet |
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Anti scratch lens | yes | N/A | N/A |
Water resistance | N/A | yes | yes |
Fully waterproof | N/A | no | yes |
Dust resistant | N/A | N/A | yes |
IP code (level of dust/water resistance) | N/A | N/A | IP68 |
Bluetooth | yes | yes | yes |
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Bluetooth version | 3.0 | 4.0 | 4.1 |
Wi-Fi | yes | no | yes |
USB | yes | no | yes |
Charging connection | Proprietary USB Cable | N/A | Wireless |
Built-in navigation system | no | no | no |
3G (UMTS) | N/A | no | no |
4G (LTE) | N/A | no | yes |
NFC | N/A | no | yes |
Wireless networking standard | N/A | N/A |
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Headphone connection | N/A | N/A | Bluetooth |
Battery technology | Li-Ion | N/A | Li-Ion |
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Battery capacity | 400.0 mAh | N/A | 250.0 mAh |
Average battery life (standby) | 240.0 h | N/A | 24.0 h |
Battery life (running) | 24.0 h | 154.0 h | 24.0 h |
Wireless charging | N/A | N/A | yes |