  |  |  |  |  |
| Screen size | 1.4 in | 1.85 in | 1.26 in | 1.63 in | 2.0 in |
|---|---|---|---|---|---|
| Display technology | OLED | OLED | N/A | OLED | OLED |
| Screen resolution | 400 x 400 px | N/A | 144 x 168 px | 320 x 320 px | 360 x 480 px |
| Type of glass | Sapphire glass | Mineral glass | N/A | Gorilla Glass | N/A |
| Type of screen | N/A | N/A | N/A | Colour screen | Colour screen |
| Touchscreen | N/A | N/A | N/A | N/A | yes |
| Multi touch | N/A | N/A | N/A | N/A | yes |
| Case diameter | 1.65 in | 1.77 in | 2.48 in | 1.49 in | 1.57 in |
|---|---|---|---|---|---|
| Case height | 0.0 in | 1.77 in | N/A | 2.31 in | 2.29 in |
| Case thickness | 0.44 in | 0.51 in | 0.43 in | 0.39 in | 0.49 in |
| Wrist band width | 0.71 in | N/A | 0.87 in | N/A | N/A |
| Replaceable wrist bands | yes | N/A | yes | N/A | yes |
| Watch case material | Stainless steel | Stainless steel |
|
|
|
| Wrist band material |
| Steel |
| Rubber |
|
| Colour of bracelet | White |
| N/A |
|
|
| Anti scratch lens | yes | N/A | yes | N/A | yes |
| IP code (level of dust/water resistance) | IP67 | N/A | N/A | IP67 | IP67 |
| Weight | N/A | 5.89 oz | 1.34 oz | 1.94 oz | 2.36 oz |
| Water resistance | N/A | N/A | yes | yes | yes |
| Fully waterproof | N/A | N/A | N/A | N/A | yes |
| Dust resistant | N/A | N/A | N/A | N/A | yes |
| Operating system |
| Android Wear 2.0 |
|
|
|
|---|---|---|---|---|---|
| Smartphone remote features | Voice Control | N/A |
| Voice Control |
|
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.1 | 4.1 | 4.0 | 4.0 | 4.1 |
| Wi-Fi | yes | N/A | N/A | no | yes |
| USB | yes | N/A | N/A | yes | yes |
| Charging connection | Proprietary USB Cable | N/A | Proprietary USB Cable | N/A | microUSB |
| Built-in navigation system | N/A | yes | N/A | N/A | yes |
| 4G (LTE) | N/A | N/A | N/A | no | no |
| NFC | N/A | N/A | N/A | no | no |
| Infrared (IR) | N/A | N/A | N/A | yes | N/A |
| 3G (UMTS) | N/A | N/A | N/A | N/A | yes |
| Wireless networking standard | N/A | N/A | N/A | N/A |
|
| Headphone connection | N/A | N/A | N/A | N/A | 3.5 mm |
| GPS | N/A | N/A | N/A | N/A | yes |
| GLONASS | N/A | N/A | N/A | N/A | yes |
| Battery technology | Li-Ion | N/A | Li-Ion | Li-Ion | Li-Ion |
|---|---|---|---|---|---|
| Battery capacity | 300.0 mAh | N/A | 140.0 mAh | 300.0 mAh | 300.0 mAh |
| Average battery life (standby) | 72.0 h | 24.0 h | 168.0 h | 144.0 h | 96.0 h |
| Battery life (running) | N/A | 24.0 h | N/A | 48.0 h | 48.0 h |
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