  |  |  |  |  |
| Case diameter | 0.94 in | 0.94 in | N/A | 1.73 in | N/A |
|---|---|---|---|---|---|
| Case height | 0.94 in | 0.94 in | N/A | 0.0 in | N/A |
| Weight | 1.31 oz | 1.31 oz | 8.01 oz | N/A | N/A |
| Watch case material |
| Aluminum | Nylon Resin | Stainless steel | Metal |
| Wrist band material | Silicone |
|
|
| N/A |
| Colour of bracelet |
|
| N/A |
| N/A |
| Replaceable wrist bands | N/A | N/A | yes | N/A | N/A |
| Anti scratch lens | N/A | N/A | yes | N/A | N/A |
| Water resistance | N/A | N/A | yes | N/A | N/A |
| Case thickness | N/A | N/A | N/A | 0.55 in | N/A |
| Bluetooth | yes | yes | yes | yes | yes |
|---|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.0 | N/A | 4.0 |
| Wi-Fi | yes | yes | N/A | N/A | yes |
| Built-in navigation system | no | yes | N/A | yes | N/A |
| NFC | N/A | yes | N/A | N/A | N/A |
| Charging connection | N/A | N/A | microUSB | N/A | N/A |
| GPS | N/A | N/A | N/A | N/A | yes |
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