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Screen size | 1.34 in | 1.25 in | 1.25 in | 1.63 in | 1.3 in |
---|---|---|---|---|---|
Display technology | LCD | LCD | N/A | OLED | OLED |
Screen resolution | 300 x 300 px | 144 x 168 px | 144 x 168 px | 320 x 320 px | 360 x 360 px |
Type of glass | Gorilla Glass | Gorilla Glass | N/A | Gorilla Glass | Gorilla Glass |
Type of screen | N/A | Colour screen | N/A | Colour screen | Colour screen |
Heart rate monitor | yes | N/A | N/A | yes | yes |
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Gyroscope | yes | yes | yes | yes | yes |
Built-in camera | N/A | no | N/A | no | no |
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 | yes | N/A | N/A |
Microphone | N/A | yes | N/A | yes | yes |
Compass | N/A | yes | yes | yes | yes |
Magnetometer | N/A | yes | yes | N/A | N/A |
Pedometer | N/A | yes | N/A | N/A | N/A |
Altimeter | N/A | N/A | N/A | yes | N/A |
Barometer | N/A | N/A | N/A | yes | yes |
Phone Functionality | N/A | N/A | N/A | yes | yes |
Case diameter | 0.94 in | 1.59 in | 1.85 in | 1.45 in | 1.81 in |
---|---|---|---|---|---|
Case height | 0.94 in | 1.48 in | N/A | 2.23 in | 1.93 in |
Weight | 1.31 oz | 1.5 oz | 4.09 oz | 2.6 oz | 2.19 oz |
Watch case material |
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| Stainless steel |
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Wrist band material | Silicone |
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Colour of bracelet |
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| N/A |
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Case thickness | N/A | 0.37 in | 0.39 in | 0.44 in | 0.51 in |
Wrist band width | N/A | 0.87 in | 0.87 in | 0.87 in | N/A |
Anti scratch lens | N/A | yes | yes | yes | N/A |
Water resistance | N/A | yes | yes | yes | yes |
Fully waterproof | N/A | yes | yes | yes | no |
Dust resistant | N/A | yes | yes | yes | N/A |
Shock resistant | N/A | N/A | yes | N/A | N/A |
Replaceable wrist bands | N/A | N/A | N/A | yes | N/A |
IP code (level of dust/water resistance) | N/A | N/A | N/A | IP68 | IP68 |
Operating system | Proprietary OS |
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| Tizen OS | Tizen OS |
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Smartphone remote features | N/A |
|
| N/A | N/A |
Bluetooth | yes | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.0 | 4.0 | 4.0 | 4.2 |
Wi-Fi | yes | no | N/A | yes | yes |
Built-in navigation system | no | no | N/A | yes | yes |
3G (UMTS) | N/A | no | N/A | no | yes |
4G (LTE) | N/A | no | N/A | yes | no |
NFC | N/A | no | N/A | yes | yes |
USB | N/A | yes | N/A | yes | yes |
Charging connection | N/A | Proprietary USB Cable | Proprietary USB Cable | Wireless | N/A |
Wireless networking standard | N/A | N/A | N/A |
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Headphone connection | N/A | N/A | N/A | Bluetooth | N/A |
GPS | N/A | N/A | N/A | yes | yes |
GLONASS | N/A | N/A | N/A | yes | yes |
Battery technology | Li-polymer | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
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Battery life (running) | 96.0 h | 168.0 h | N/A | 25.0 h | 96.0 h |
Battery capacity | N/A | 150.0 mAh | N/A | 315.0 mAh | 380.0 mAh |
Average battery life (standby) | N/A | 168.0 h | 240.0 h | 150.0 h | 96.0 h |
Wireless charging | N/A | N/A | N/A | yes | yes |