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Screen size | 1.34 in | 1.25 in | 1.25 in | 1.63 in | 1.2 in |
---|---|---|---|---|---|
Display technology | LCD | LCD | N/A | OLED | OLED |
Screen resolution | 300 x 300 px | 144 x 168 px | 144 x 168 px | 320 x 320 px | 360 x 360 px |
Type of glass | Gorilla Glass | Gorilla Glass | N/A | N/A | Gorilla Glass |
Type of screen | N/A | Colour screen | N/A | N/A | N/A |
Multi touch | N/A | N/A | N/A | yes | N/A |
Case diameter | 0.94 in | 1.59 in | 1.85 in | 2.64 in | 1.69 in |
---|---|---|---|---|---|
Case height | 0.94 in | 1.48 in | N/A | N/A | 1.76 in |
Weight | 1.31 oz | 1.5 oz | 4.09 oz | 2.57 oz | 2.36 oz |
Watch case material |
|
|
| Stainless steel |
|
Wrist band material | Silicone |
|
| N/A | Silicone |
Colour of bracelet |
|
| N/A | N/A |
|
Case thickness | N/A | 0.37 in | 0.39 in | 0.43 in | 0.46 in |
Wrist band width | N/A | 0.87 in | 0.87 in | 0.87 in | N/A |
Anti scratch lens | N/A | yes | yes | N/A | N/A |
Water resistance | N/A | yes | yes | yes | N/A |
Fully waterproof | N/A | yes | yes | N/A | N/A |
Dust resistant | N/A | yes | yes | N/A | N/A |
Shock resistant | N/A | N/A | yes | N/A | N/A |
IP code (level of dust/water resistance) | N/A | N/A | N/A | N/A | IP68 |
Operating system | Proprietary OS |
|
| Android 2.3+ | Tizen OS |
---|---|---|---|---|---|
Smartphone remote features | N/A |
|
|
| N/A |
Bluetooth | yes | yes | yes | yes | yes |
---|---|---|---|---|---|
Bluetooth version | 4.0 | 4.0 | 4.0 | 4.0 | 4.2 |
Wi-Fi | yes | no | N/A | N/A | yes |
Built-in navigation system | no | no | N/A | N/A | yes |
3G (UMTS) | N/A | no | N/A | N/A | N/A |
4G (LTE) | N/A | no | N/A | N/A | yes |
NFC | N/A | no | N/A | N/A | yes |
USB | N/A | yes | N/A | N/A | yes |
Charging connection | N/A | Proprietary USB Cable | Proprietary USB Cable | Proprietary USB Cable | N/A |