  |  |  |  |  |
| Screen size | 1.2 in | 1.43 in | 1.63 in | 1.63 in | 2.0 in |
|---|---|---|---|---|---|
| Display technology | LED | N/A | OLED | OLED | OLED |
| Screen resolution | N/A | 128 x 296 px | 320 x 320 px | 320 x 320 px | 360 x 480 px |
| Multi touch | N/A | N/A | yes | N/A | yes |
| Type of glass | N/A | N/A | 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 |
| Weight | 3.95 oz | 1.06 oz | 2.57 oz | 1.94 oz | 2.36 oz |
|---|---|---|---|---|---|
| Replaceable wrist bands | yes | N/A | N/A | N/A | yes |
| Watch case material | Titanium |
| Stainless steel |
|
|
| Wrist band material |
|
| N/A | Rubber |
|
| Anti scratch lens | yes | N/A | N/A | N/A | yes |
| Water resistance | yes | yes | yes | yes | yes |
| Fully waterproof | yes | yes | N/A | N/A | yes |
| Case thickness | N/A | 0.35 in | 0.43 in | 0.39 in | 0.49 in |
| Wrist band width | N/A | 0.91 in | 0.87 in | N/A | N/A |
| Case diameter | N/A | N/A | 2.64 in | 1.49 in | 1.57 in |
| Case height | N/A | N/A | N/A | 2.31 in | 2.29 in |
| Colour of bracelet | N/A | N/A | N/A |
|
|
| IP code (level of dust/water resistance) | N/A | N/A | N/A | IP67 | IP67 |
| Dust resistant | N/A | N/A | N/A | N/A | yes |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 |
| Charging connection | microUSB | microUSB | Proprietary USB Cable | N/A | microUSB |
| GPS | yes | N/A | N/A | N/A | yes |
| 4G (LTE) | N/A | N/A | N/A | no | no |
| Wi-Fi | N/A | N/A | N/A | no | yes |
| NFC | N/A | N/A | N/A | no | no |
| USB | N/A | N/A | N/A | yes | yes |
| 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 |
| Built-in navigation system | N/A | N/A | N/A | N/A | yes |
| GLONASS | N/A | N/A | N/A | N/A | yes |
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