  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Weight | 3.95 oz | 1.45 oz | 1.66 oz | 1.59 oz |
|---|---|---|---|---|
| Replaceable wrist bands | yes | N/A | N/A | yes |
| Watch case material | Titanium | N/A | Stainless steel | Stainless steel |
| Wrist band material |
| N/A |
|
|
| Anti scratch lens | yes | N/A | N/A | yes |
| Water resistance | yes | N/A | yes | yes |
| Fully waterproof | yes | N/A | yes | yes |
| Case diameter | N/A | 2.32 in | 1.67 in | 1.97 in |
| Case height | N/A | 1.18 in | 1.96 in | N/A |
| Case thickness | N/A | 0.35 in | 0.45 in | 0.39 in |
| Colour of bracelet | N/A | N/A |
| N/A |
| Dust resistant | N/A | N/A | yes | yes |
| IP code (level of dust/water resistance) | N/A | N/A | IP68 | N/A |
| Bluetooth | yes | yes | yes | yes |
|---|---|---|---|---|
| Bluetooth version | 4.0 | 2.1 | 4.1 | 4.0 |
| Charging connection | microUSB | N/A | Wireless | microUSB |
| GPS | yes | N/A | N/A | yes |
| USB | N/A | yes | yes | N/A |
| 3G (UMTS) | N/A | N/A | no | N/A |
| 4G (LTE) | N/A | N/A | yes | N/A |
| Wi-Fi | N/A | N/A | yes | yes |
| Wireless networking standard | N/A | N/A |
| N/A |
| NFC | N/A | N/A | yes | yes |
| Headphone connection | N/A | N/A | Bluetooth | Bluetooth |
| Built-in navigation system | N/A | N/A | no | N/A |
| Battery technology | Li-Ion | Li-Ion | Li-Ion | Li-polymer |
|---|---|---|---|---|
| Battery capacity | 180.0 mAh | 200.0 mAh | 250.0 mAh | 420.0 mAh |
| Average battery life (standby) | 24.0 h | N/A | 24.0 h | 48.0 h |
| Wireless charging | N/A | N/A | yes | N/A |
| Battery life (running) | N/A | N/A | 24.0 h | N/A |
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