  |  |  |  |  |
| Gyroscope | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Heart rate monitor | N/A | yes | yes | yes | yes |
| Accelerometer | N/A | N/A | yes | N/A | N/A |
| Phone Functionality | N/A | N/A | yes | yes | yes |
| Magnetometer | N/A | N/A | yes | N/A | N/A |
| Built-in camera | N/A | N/A | N/A | no | N/A |
| Barometer | N/A | N/A | N/A | yes | yes |
| Microphone | N/A | N/A | N/A | yes | yes |
| Compass | N/A | N/A | N/A | yes | N/A |
| Case diameter | 1.89 in | 0.94 in | N/A | 1.81 in | 1.69 in |
|---|---|---|---|---|---|
| Case height | 0.0 in | 0.94 in | N/A | 1.93 in | 1.76 in |
| Watch case material | Stainless steel |
| Metal |
|
|
| Wrist band material | Leather | Silicone | N/A |
| Silicone |
| Colour of bracelet | Brown |
| N/A |
|
|
| Weight | N/A | 1.31 oz | N/A | 2.19 oz | 2.36 oz |
| Case thickness | N/A | N/A | N/A | 0.51 in | 0.46 in |
| Water resistance | N/A | N/A | N/A | yes | N/A |
| Fully waterproof | N/A | N/A | N/A | no | N/A |
| IP code (level of dust/water resistance) | N/A | N/A | N/A | IP68 | IP68 |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | N/A | 4.0 | 4.0 | 4.2 | 4.2 |
| Wi-Fi | N/A | yes | yes | yes | yes |
| Built-in navigation system | N/A | no | N/A | yes | yes |
| GPS | N/A | N/A | yes | yes | N/A |
| 3G (UMTS) | N/A | N/A | N/A | yes | N/A |
| 4G (LTE) | N/A | N/A | N/A | no | yes |
| Wireless networking standard | N/A | N/A | N/A |
| N/A |
| NFC | N/A | N/A | N/A | yes | yes |
| USB | N/A | N/A | N/A | yes | yes |
| GLONASS | N/A | N/A | N/A | yes | N/A |
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