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Internal storage space | 4.0 GB | 8.0 GB | 4.0 GB | 4.0 GB | 4.0 GB |
---|---|---|---|---|---|
CPU cores | N/A | Single Core | Dual Core | Single Core | Dual Core |
RAM Memory | N/A | N/A | 512.0 mB | 512.0 mB | 768.0 mB |
CPU speed | N/A | N/A | 1.0 GHz | 0.8 GHz | 1.0 GHz |
Screen size | 1.34 in | 1.25 in | 1.2 in | 1.63 in | 1.2 in |
---|---|---|---|---|---|
Display technology | LCD | LCD | OLED | OLED | OLED |
Screen resolution | 300 x 300 px | 144 x 168 px | 360 x 360 px | 320 x 320 px | 360 x 360 px |
Type of glass | Gorilla Glass | Gorilla Glass | Gorilla Glass | Gorilla Glass | Gorilla Glass |
Type of screen | N/A | Colour screen | Colour screen | Colour screen | N/A |
Touchscreen | N/A | N/A | yes | N/A | N/A |
Heart rate monitor | yes | N/A | yes | yes | yes |
---|---|---|---|---|---|
Gyroscope | yes | yes | yes | yes | yes |
Built-in camera | N/A | no | no | no | N/A |
Accelerometer | N/A | yes | yes | yes | N/A |
Ambient Light Sensor | N/A | yes | yes | N/A | N/A |
Auto adjust to smartphone time | N/A | yes | N/A | N/A | N/A |
Microphone | N/A | yes | yes | yes | yes |
Compass | N/A | yes | N/A | yes | N/A |
Magnetometer | N/A | yes | N/A | N/A | N/A |
Pedometer | N/A | yes | yes | N/A | N/A |
Barometer | N/A | N/A | yes | yes | yes |
Altimeter | N/A | N/A | N/A | yes | N/A |
Phone Functionality | N/A | N/A | N/A | yes | yes |
Case diameter | 0.94 in | 1.59 in | 1.67 in | 1.45 in | 1.69 in |
---|---|---|---|---|---|
Case height | 0.94 in | 1.48 in | 1.96 in | 2.23 in | 1.76 in |
Weight | 1.31 oz | 1.5 oz | 1.66 oz | 2.6 oz | 2.36 oz |
Watch case material |
|
| Stainless steel | Stainless steel |
|
Wrist band material | Silicone |
|
|
| Silicone |
Colour of bracelet |
|
|
|
|
|
Case thickness | N/A | 0.37 in | 0.45 in | 0.44 in | 0.46 in |
Wrist band width | N/A | 0.87 in | N/A | 0.87 in | N/A |
Anti scratch lens | N/A | yes | N/A | yes | N/A |
Water resistance | N/A | yes | yes | yes | N/A |
Fully waterproof | N/A | yes | yes | yes | N/A |
Dust resistant | N/A | yes | yes | yes | N/A |
IP code (level of dust/water resistance) | N/A | N/A | IP68 | IP68 | IP68 |
Replaceable wrist bands | N/A | N/A | N/A | yes | N/A |
Operating system | Proprietary OS |
|
| Tizen OS | Tizen OS |
---|---|---|---|---|---|
Smartphone remote features | N/A |
|
| N/A | N/A |
Bluetooth | yes | yes | yes | yes | yes |
---|---|---|---|---|---|
Bluetooth version | 4.0 | 4.0 | 4.1 | 4.0 | 4.2 |
Wi-Fi | yes | no | yes | yes | yes |
Built-in navigation system | no | no | no | yes | yes |
3G (UMTS) | N/A | no | no | no | N/A |
4G (LTE) | N/A | no | yes | yes | yes |
NFC | N/A | no | yes | yes | yes |
USB | N/A | yes | yes | yes | yes |
Charging connection | N/A | Proprietary USB Cable | Wireless | Wireless | N/A |
Wireless networking standard | N/A | N/A |
|
| N/A |
Headphone connection | N/A | N/A | Bluetooth | Bluetooth | N/A |
GPS | N/A | N/A | N/A | yes | N/A |
GLONASS | N/A | N/A | N/A | yes | N/A |
Battery technology | Li-polymer | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
---|---|---|---|---|---|
Battery life (running) | 96.0 h | 168.0 h | 24.0 h | 25.0 h | 48.0 h |
Battery capacity | N/A | 150.0 mAh | 250.0 mAh | 315.0 mAh | 300.0 mAh |
Average battery life (standby) | N/A | 168.0 h | 24.0 h | 150.0 h | 96.0 h |
Wireless charging | N/A | N/A | yes | yes | yes |