  |  |  | |
| Editiorial reviews | |||
| User rating |
| Screen size | 1.6 in | 1.6 in | 1.28 in |
|---|---|---|---|
| Screen resolution | 320 x 320 px | N/A | 176 x 176 px |
| Touchscreen | N/A | no | N/A |
| Type of screen | N/A | Monochrome | N/A |
| Type of glass | N/A | N/A | Gorilla Glass |
| Case diameter | 1.97 in | 1.57 in | 1.38 in |
|---|---|---|---|
| Case thickness | 0.39 in | N/A | 0.31 in |
| Weight | 1.59 oz | 1.73 oz | 1.09 oz |
| Replaceable wrist bands | yes | N/A | N/A |
| Watch case material | Stainless steel | N/A | Plastic/Synthetic |
| Wrist band material |
| N/A | Silicone |
| Anti scratch lens | yes | N/A | N/A |
| Water resistance | yes | yes | N/A |
| Fully waterproof | yes | yes | N/A |
| Dust resistant | yes | N/A | N/A |
| Case height | N/A | 0.51 in | 0.0 in |
| Wrist band width | N/A | 0.79 in | N/A |
| Colour of bracelet | N/A | N/A |
|
| IP code (level of dust/water resistance) | N/A | N/A | IP68 |
| Bluetooth | yes | yes | yes |
|---|---|---|---|
| Bluetooth version | 4.0 | N/A | 4.0 |
| Wi-Fi | yes | N/A | N/A |
| NFC | yes | N/A | N/A |
| Charging connection | microUSB | N/A | N/A |
| Headphone connection | Bluetooth | N/A | N/A |
| GPS | yes | N/A | N/A |
| USB | N/A | N/A | yes |
| Built-in navigation system | N/A | N/A | yes |
| Battery technology | Li-polymer | N/A | Li-polymer |
|---|---|---|---|
| Battery capacity | 420.0 mAh | N/A | 190.0 mAh |
| Average battery life (standby) | 48.0 h | 1080.0 h | 1080.0 h |
| Battery life (running) | N/A | 600.0 h | 720.0 h |
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