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Editiorial reviews | ||||
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User rating |
Screen size | 1.2 in | 1.22 in | 1.63 in | 1.2 in |
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Display technology | OLED | N/A | OLED | OLED |
Screen resolution | 390 x 390 px | 240 x 240 px | 320 x 320 px | 360 x 360 px |
Type of glass | Gorilla Glass | Sapphire glass | Gorilla Glass | Gorilla Glass |
Type of screen | Colour screen | N/A | Colour screen | N/A |
Built-in camera | no | N/A | no | N/A |
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Barometer | yes | N/A | yes | yes |
Heart rate monitor | yes | yes | yes | yes |
Microphone | yes | N/A | yes | yes |
Compass | yes | N/A | yes | N/A |
Gyroscope | yes | yes | yes | yes |
Built in clockwork (Hybrid) | N/A | yes | N/A | N/A |
Accelerometer | N/A | N/A | yes | N/A |
Altimeter | N/A | N/A | yes | N/A |
Phone Functionality | N/A | N/A | yes | yes |
Case diameter | 1.77 in | 0.0 in | 1.45 in | 1.69 in |
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Case height | 1.93 in | 0.0 in | 2.23 in | 1.76 in |
Case thickness | 0.5 in | N/A | 0.44 in | 0.46 in |
Weight | 1.41 oz | 2.82 oz | 2.6 oz | 2.36 oz |
Watch case material | Plastic/Synthetic | Stainless steel | Stainless steel |
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Wrist band material | Rubber | Leather |
| Silicone |
Colour of bracelet |
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Water resistance | yes | N/A | yes | N/A |
Fully waterproof | yes | N/A | yes | N/A |
IP code (level of dust/water resistance) | IP68 | N/A | IP68 | IP68 |
Wrist band width | N/A | N/A | 0.87 in | N/A |
Replaceable wrist bands | N/A | N/A | yes | N/A |
Anti scratch lens | N/A | N/A | yes | N/A |
Dust resistant | N/A | N/A | yes | N/A |
3G (UMTS) | no | N/A | no | N/A |
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4G (LTE) | no | N/A | yes | yes |
Bluetooth | yes | yes | yes | yes |
Bluetooth version | 4.1 | 4.2 | 4.0 | 4.2 |
Wi-Fi | yes | N/A | yes | yes |
Wireless networking standard |
| N/A |
| N/A |
NFC | yes | N/A | yes | yes |
USB | yes | yes | yes | yes |
Built-in navigation system | yes | N/A | yes | yes |
GPS | yes | N/A | yes | N/A |
GLONASS | yes | N/A | yes | N/A |
Charging connection | N/A | N/A | Wireless | N/A |
Headphone connection | N/A | N/A | Bluetooth | N/A |
Wireless charging | yes | N/A | yes | yes |
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Battery technology | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
Battery capacity | 450.0 mAh | 200.0 mAh | 315.0 mAh | 300.0 mAh |
Average battery life (standby) | 600.0 h | N/A | 150.0 h | 96.0 h |
Battery life (running) | 48.0 h | N/A | 25.0 h | 48.0 h |