  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Built-in camera | no | N/A | N/A | N/A |
|---|---|---|---|---|
| Accelerometer | yes | N/A | N/A | yes |
| Altimeter | yes | N/A | N/A | N/A |
| Ambient Light Sensor | yes | N/A | N/A | yes |
| Barometer | yes | N/A | N/A | N/A |
| Heart rate monitor | yes | N/A | yes | N/A |
| Compass | yes | N/A | N/A | yes |
| Gyroscope | yes | yes | yes | yes |
| Auto adjust to smartphone time | N/A | N/A | N/A | yes |
| Magnetometer | N/A | N/A | N/A | yes |
| Case diameter | 1.58 in | 1.77 in | 2.32 in | 1.85 in |
|---|---|---|---|---|
| Case height | 1.65 in | 1.77 in | 1.18 in | N/A |
| Case thickness | 0.44 in | 0.51 in | 0.35 in | 0.39 in |
| Weight | 1.55 oz | 5.89 oz | 1.45 oz | 4.09 oz |
| Replaceable wrist bands | yes | N/A | N/A | N/A |
| Watch case material |
| Stainless steel | N/A |
|
| Wrist band material |
| Steel | N/A |
|
| Colour of bracelet |
|
| N/A | N/A |
| Water resistance | yes | N/A | N/A | yes |
| Fully waterproof | no | N/A | N/A | yes |
| Wrist band width | N/A | N/A | N/A | 0.87 in |
| Anti scratch lens | N/A | N/A | N/A | yes |
| Dust resistant | N/A | N/A | N/A | yes |
| Shock resistant | N/A | N/A | N/A | yes |
| 3G (UMTS) | no | N/A | N/A | N/A |
|---|---|---|---|---|
| 4G (LTE) | no | N/A | N/A | N/A |
| Bluetooth | yes | yes | yes | yes |
| Bluetooth version | 4.0 | 4.1 | 2.1 | 4.0 |
| Wi-Fi | no | N/A | N/A | N/A |
| NFC | no | N/A | N/A | N/A |
| USB | yes | N/A | yes | N/A |
| Built-in navigation system | no | yes | N/A | N/A |
| GPS | yes | N/A | N/A | N/A |
| Charging connection | N/A | N/A | N/A | Proprietary USB Cable |
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