  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| Screen size | 1.2 in | 1.3 in | 1.56 in | 1.63 in |
|---|---|---|---|---|
| Display technology | LED | OLED | LCD | OLED |
| Screen resolution | N/A | 320 x 320 px | 320 x 290 px | 320 x 320 px |
| Type of glass | N/A | Plexiglas | N/A | Gorilla Glass |
| Type of screen | N/A | Colour screen | N/A | Colour screen |
| Touchscreen | N/A | N/A | yes | N/A |
| Accelerometer | yes | N/A | N/A | yes |
|---|---|---|---|---|
| Altimeter | yes | N/A | N/A | N/A |
| Heart rate monitor | yes | yes | yes | yes |
| Compass | yes | yes | N/A | N/A |
| Pedometer | yes | N/A | yes | N/A |
| Built-in camera | N/A | no | N/A | no |
| Ambient Light Sensor | N/A | yes | N/A | N/A |
| Barometer | N/A | yes | N/A | N/A |
| Microphone | N/A | yes | N/A | yes |
| Gyroscope | N/A | yes | N/A | yes |
| Auto adjust to smartphone time | N/A | N/A | yes | N/A |
| Notifications |
|
|
| N/A |
|---|---|---|---|---|
| Incoming notification options | View Content | View Content | View Content | N/A |
| Methods Of Notification | Sound | Backlit Screen |
| Backlit Screen |
| Weight | 3.95 oz | 2.19 oz | 1.73 oz | 1.94 oz |
|---|---|---|---|---|
| Replaceable wrist bands | yes | yes | yes | N/A |
| Watch case material | Titanium |
| Stainless steel |
|
| Wrist band material |
|
| N/A | Rubber |
| Anti scratch lens | yes | yes | yes | N/A |
| Water resistance | yes | yes | yes | yes |
| Fully waterproof | yes | yes | yes | N/A |
| Case diameter | N/A | 1.83 in | 1.81 in | 1.49 in |
| Case height | N/A | 2.11 in | N/A | 2.31 in |
| Case thickness | N/A | 0.38 in | 0.43 in | 0.39 in |
| Wrist band width | N/A | 0.87 in | N/A | N/A |
| Colour of bracelet | N/A | Black | N/A |
|
| IP code (level of dust/water resistance) | N/A | IP67 | N/A | IP67 |
| Bluetooth | yes | yes | yes | yes |
|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.0 | 4.0 | 4.0 |
| Charging connection | microUSB | microUSB | Wireless | N/A |
| GPS | yes | N/A | N/A | N/A |
| 3G (UMTS) | N/A | no | N/A | N/A |
| 4G (LTE) | N/A | no | N/A | no |
| Wi-Fi | N/A | yes | yes | no |
| NFC | N/A | no | N/A | no |
| USB | N/A | yes | N/A | yes |
| Built-in navigation system | N/A | no | N/A | N/A |
| Headphone connection | N/A | N/A | Bluetooth | N/A |
| Infrared (IR) | N/A | N/A | N/A | yes |
| Battery technology | Li-Ion | Li-polymer | N/A | Li-Ion |
|---|---|---|---|---|
| Battery capacity | 180.0 mAh | 410.0 mAh | 320.0 mAh | 300.0 mAh |
| Average battery life (standby) | 24.0 h | 24.0 h | 24.0 h | 144.0 h |
| Battery life (running) | N/A | 36.0 h | N/A | 48.0 h |
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