  |  |  | |
| Editiorial reviews | |||
| User rating |
| Touchscreen | yes | N/A | N/A |
|---|---|---|---|
| Screen size | 1.56 in | 1.26 in | 1.3 in |
| Display technology | LCD | N/A | OLED |
| Screen resolution | 320 x 290 px | 144 x 168 px | 360 x 360 px |
| Type of glass | N/A | N/A | Gorilla Glass |
| Type of screen | N/A | N/A | Colour screen |
| Case diameter | 1.81 in | 2.48 in | 1.81 in |
|---|---|---|---|
| Case thickness | 0.43 in | 0.43 in | 0.51 in |
| Weight | 1.73 oz | 1.34 oz | 2.19 oz |
| Replaceable wrist bands | yes | yes | N/A |
| Watch case material | Stainless steel |
|
|
| Anti scratch lens | yes | yes | N/A |
| Water resistance | yes | yes | yes |
| Fully waterproof | yes | N/A | no |
| Wrist band width | N/A | 0.87 in | N/A |
| Wrist band material | N/A |
|
|
| Case height | N/A | N/A | 1.93 in |
| Colour of bracelet | N/A | N/A |
|
| IP code (level of dust/water resistance) | N/A | N/A | IP68 |
| Operating system | Android 4.3+ |
| Tizen OS |
|---|---|---|---|
| Smartphone remote features | Voice Control |
| N/A |
| Bluetooth | yes | yes | yes |
|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.2 |
| Wi-Fi | yes | N/A | yes |
| Charging connection | Wireless | Proprietary USB Cable | N/A |
| Headphone connection | Bluetooth | N/A | N/A |
| 3G (UMTS) | N/A | N/A | yes |
| 4G (LTE) | N/A | N/A | no |
| Wireless networking standard | N/A | N/A |
|
| NFC | N/A | N/A | yes |
| USB | N/A | N/A | yes |
| Built-in navigation system | N/A | N/A | yes |
| GPS | N/A | N/A | yes |
| GLONASS | N/A | N/A | yes |
| Battery capacity | 320.0 mAh | 140.0 mAh | 380.0 mAh |
|---|---|---|---|
| Average battery life (standby) | 24.0 h | 168.0 h | 96.0 h |
| Battery technology | N/A | Li-Ion | Li-Ion |
| Wireless charging | N/A | N/A | yes |
| Battery life (running) | N/A | N/A | 96.0 h |
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