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Editiorial reviews | ||||
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User rating |
Display technology | OLED | OLED | OLED | LED |
---|---|---|---|---|
Screen resolution | 96 x 64 px | 320 x 320 px | 360 x 360 px | 128 x 128 px |
Screen size | N/A | 1.63 in | 1.3 in | 1.97 in |
Multi touch | N/A | yes | N/A | N/A |
Type of glass | N/A | N/A | Gorilla Glass | N/A |
Type of screen | N/A | N/A | Colour screen | N/A |
Case diameter | 2.32 in | 2.64 in | 1.81 in | 1.97 in |
---|---|---|---|---|
Case height | 1.18 in | N/A | 1.93 in | N/A |
Case thickness | 0.35 in | 0.43 in | 0.51 in | 0.59 in |
Weight | 1.45 oz | 2.57 oz | 2.19 oz | 2.54 oz |
Wrist band width | N/A | 0.87 in | N/A | N/A |
Watch case material | N/A | Stainless steel |
| Polyamide |
Water resistance | N/A | yes | yes | yes |
Wrist band material | N/A | N/A |
| Elastomer |
Colour of bracelet | N/A | N/A |
| N/A |
Fully waterproof | N/A | N/A | no | yes |
IP code (level of dust/water resistance) | N/A | N/A | IP68 | N/A |
Anti scratch lens | N/A | N/A | N/A | yes |
Bluetooth | yes | yes | yes | yes |
---|---|---|---|---|
Bluetooth version | 2.1 | 4.0 | 4.2 | 4.0 |
USB | yes | N/A | yes | N/A |
Charging connection | N/A | Proprietary USB Cable | N/A | Proprietary USB Cable |
3G (UMTS) | N/A | N/A | yes | N/A |
4G (LTE) | N/A | N/A | no | N/A |
Wi-Fi | N/A | N/A | yes | N/A |
Wireless networking standard | N/A | N/A |
| N/A |
NFC | N/A | N/A | yes | N/A |
Built-in navigation system | N/A | N/A | yes | N/A |
GPS | N/A | N/A | yes | yes |
GLONASS | N/A | N/A | yes | N/A |