  |  |  |  |  |
| Screen size | 1.2 in | 1.5 in | 1.4 in | N/A | 1.63 in |
|---|---|---|---|---|---|
| Display technology | LED | LCD | LCD | OLED | OLED |
| Screen resolution | N/A | 360 x 326 px | 320 x 290 px | 96 x 64 px | 320 x 320 px |
| Type of glass | N/A | Mineral glass | Mineral glass | N/A | N/A |
| Multi touch | N/A | N/A | N/A | N/A | yes |
| Weight | 3.95 oz | 5.75 oz | 1.8 oz | 1.45 oz | 2.57 oz |
|---|---|---|---|---|---|
| Replaceable wrist bands | yes | N/A | N/A | N/A | N/A |
| Watch case material | Titanium | Stainless steel | Stainless steel | N/A | Stainless steel |
| Wrist band material |
|
|
| N/A | N/A |
| Anti scratch lens | yes | N/A | N/A | N/A | N/A |
| Water resistance | yes | yes | yes | N/A | yes |
| Fully waterproof | yes | yes | yes | N/A | N/A |
| Case diameter | N/A | 0.87 in | 1.75 in | 2.32 in | 2.64 in |
| Case height | N/A | 1.75 in | 1.75 in | 1.18 in | N/A |
| Case thickness | N/A | 0.51 in | 0.51 in | 0.35 in | 0.43 in |
| Colour of bracelet | N/A |
|
| N/A | N/A |
| IP code (level of dust/water resistance) | N/A | IP67 | IP67 | N/A | N/A |
| Wrist band width | N/A | N/A | N/A | N/A | 0.87 in |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.1 | 4.1 | 2.1 | 4.0 |
| Charging connection | microUSB | N/A | N/A | N/A | Proprietary USB Cable |
| GPS | yes | N/A | N/A | N/A | N/A |
| Wi-Fi | N/A | yes | yes | N/A | N/A |
| Built-in navigation system | N/A | no | no | N/A | N/A |
| USB | N/A | N/A | N/A | yes | N/A |
| Battery technology | Li-Ion | N/A | Li-Ion | Li-Ion | N/A |
|---|---|---|---|---|---|
| Battery capacity | 180.0 mAh | 360.0 mAh | 360.0 mAh | 200.0 mAh | 315.0 mAh |
| Average battery life (standby) | 24.0 h | 24.0 h | 48.0 h | N/A | 36.0 h |
| Wireless charging | N/A | yes | yes | N/A | N/A |
| Battery life (running) | N/A | 24.0 h | 24.0 h | N/A | N/A |
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