  |  |  | |
| Editiorial reviews | |||
| User rating |
| Screen size | 1.4 in | 1.26 in | 1.0 in |
|---|---|---|---|
| Display technology | OLED | LCD | N/A |
| Screen resolution | 400 x 400 px | 144 x 168 px | 180 x 180 px |
| Type of glass | Sapphire glass | Gorilla Glass | N/A |
| Type of screen | N/A | Monochrome | N/A |
| Accelerometer | yes | N/A | yes |
|---|---|---|---|
| Barometer | yes | N/A | N/A |
| Heart rate monitor | yes | yes | N/A |
| Microphone | yes | yes | N/A |
| Gyroscope | yes | yes | yes |
| Pedometer | yes | N/A | yes |
| Built-in camera | N/A | no | N/A |
| Ambient Light Sensor | N/A | N/A | yes |
| Compass | N/A | N/A | yes |
| Magnetometer | N/A | N/A | yes |
| Case diameter | 1.65 in | 1.56 in | 1.5 in |
|---|---|---|---|
| Case height | 0.0 in | 1.19 in | N/A |
| Case thickness | 0.44 in | 0.44 in | 0.28 in |
| Wrist band width | 0.71 in | N/A | 0.55 in |
| Replaceable wrist bands | yes | N/A | yes |
| Watch case material | Stainless steel | Plastic/Synthetic | Stainless steel |
| Wrist band material |
| Silicone |
|
| Anti scratch lens | yes | N/A | yes |
| IP code (level of dust/water resistance) | IP67 | N/A | N/A |
| Weight | N/A | 1.12 oz | 0.99 oz |
| Colour of bracelet | N/A |
| N/A |
| Water resistance | N/A | yes | yes |
| Fully waterproof | N/A | no | N/A |
| Bluetooth | yes | yes | yes |
|---|---|---|---|
| Bluetooth version | 4.1 | 4.0 | 4.0 |
| Wi-Fi | yes | no | N/A |
| USB | yes | no | N/A |
| Charging connection | Proprietary USB Cable | N/A | Proprietary USB Cable |
| 3G (UMTS) | N/A | no | N/A |
| 4G (LTE) | N/A | no | N/A |
| NFC | N/A | no | N/A |
| Built-in navigation system | N/A | no | N/A |
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