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Editiorial reviews | |||
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User rating |
Screen size | 1.39 in | 1.3 in | 1.97 in |
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Display technology | OLED | OLED | LED |
Screen resolution | 400 x 400 px | 360 x 360 px | 128 x 128 px |
Type of glass | N/A | Gorilla Glass | N/A |
Type of screen | N/A | Colour screen | N/A |
Case thickness | 0.35 in | 0.51 in | 0.59 in |
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Replaceable wrist bands | yes | N/A | N/A |
Watch case material | Stainless steel |
| Polyamide |
Wrist band material |
|
| Elastomer |
Fully waterproof | yes | no | yes |
Dust resistant | yes | N/A | N/A |
Case diameter | N/A | 1.81 in | 1.97 in |
Case height | N/A | 1.93 in | N/A |
Weight | N/A | 2.19 oz | 2.54 oz |
Colour of bracelet | N/A |
| N/A |
Water resistance | N/A | yes | yes |
IP code (level of dust/water resistance) | N/A | IP68 | N/A |
Anti scratch lens | N/A | N/A | yes |
Bluetooth | yes | yes | yes |
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Bluetooth version | 4.0 | 4.2 | 4.0 |
Wi-Fi | yes | yes | N/A |
NFC | yes | yes | N/A |
3G (UMTS) | N/A | yes | N/A |
4G (LTE) | N/A | no | N/A |
Wireless networking standard | N/A |
| N/A |
USB | N/A | yes | N/A |
Built-in navigation system | N/A | yes | N/A |
GPS | N/A | yes | yes |
GLONASS | N/A | yes | N/A |
Charging connection | N/A | N/A | Proprietary USB Cable |