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Editiorial reviews | ||||
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User rating |
Screen size | 1.63 in | 1.3 in | 1.2 in | 1.97 in |
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Display technology | OLED | OLED | OLED | LED |
Screen resolution | 320 x 320 px | 360 x 360 px | 360 x 360 px | 128 x 128 px |
Multi touch | yes | N/A | N/A | N/A |
Type of glass | N/A | Gorilla Glass | Gorilla Glass | N/A |
Type of screen | N/A | Colour screen | N/A | N/A |
Case diameter | 2.64 in | 1.81 in | 1.69 in | 1.97 in |
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Case thickness | 0.43 in | 0.51 in | 0.46 in | 0.59 in |
Wrist band width | 0.87 in | N/A | N/A | N/A |
Weight | 2.57 oz | 2.19 oz | 2.36 oz | 2.54 oz |
Watch case material | Stainless steel |
|
| Polyamide |
Water resistance | yes | yes | N/A | yes |
Case height | N/A | 1.93 in | 1.76 in | N/A |
Wrist band material | N/A |
| Silicone | Elastomer |
Colour of bracelet | N/A |
|
| N/A |
Fully waterproof | N/A | no | N/A | yes |
IP code (level of dust/water resistance) | N/A | IP68 | IP68 | N/A |
Anti scratch lens | N/A | N/A | N/A | yes |
Operating system | Android 2.3+ | Tizen OS | Tizen OS |
|
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Smartphone remote features |
| N/A | N/A | N/A |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.2 | 4.2 | 4.0 |
Charging connection | Proprietary USB Cable | N/A | N/A | Proprietary USB Cable |
3G (UMTS) | N/A | yes | N/A | N/A |
4G (LTE) | N/A | no | yes | N/A |
Wi-Fi | N/A | yes | yes | N/A |
Wireless networking standard | N/A |
| N/A | N/A |
NFC | N/A | yes | yes | N/A |
USB | N/A | yes | yes | N/A |
Built-in navigation system | N/A | yes | yes | N/A |
GPS | N/A | yes | N/A | yes |
GLONASS | N/A | yes | N/A | N/A |