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Editiorial reviews | ||||
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User rating |
Screen size | 1.34 in | 0.95 in | 1.85 in | 1.26 in |
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Display technology | LCD | OLED | OLED | LCD |
Screen resolution | 300 x 300 px | 144 x 168 px | N/A | 144 x 168 px |
Type of glass | Gorilla Glass | Gorilla Glass | Mineral glass | N/A |
Type of screen | N/A | N/A | N/A | Monochrome |
Heart rate monitor | yes | yes | N/A | N/A |
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Gyroscope | yes | yes | yes | yes |
Microphone | N/A | yes | N/A | N/A |
Phone Functionality | N/A | yes | N/A | N/A |
Built-in camera | N/A | N/A | N/A | no |
Compass | N/A | N/A | N/A | yes |
UV meter | N/A | N/A | N/A | yes |
Case diameter | 0.94 in | 1.57 in | 1.77 in | 1.42 in |
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Case height | 0.94 in | 1.18 in | 1.77 in | 2.05 in |
Weight | 1.31 oz | 1.41 oz | 5.89 oz | 1.34 oz |
Watch case material |
| Plastic/Synthetic | Stainless steel | Plastic/Synthetic |
Wrist band material | Silicone | Silicone | Steel |
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Case thickness | N/A | 0.53 in | 0.51 in | 0.45 in |
IP code (level of dust/water resistance) | N/A | IP67 | N/A | IP67 |
Water resistance | N/A | N/A | N/A | yes |
Fully waterproof | N/A | N/A | N/A | yes |
Operating system | Proprietary OS | Pebble OS | Android Wear 2.0 | Pebble OS |
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Bluetooth | yes | no | yes | yes |
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Bluetooth version | 4.0 | 4.1 | 4.1 | 4.0 |
Wi-Fi | yes | yes | N/A | no |
Built-in navigation system | no | yes | yes | yes |
3G (UMTS) | N/A | yes | N/A | N/A |
USB | N/A | yes | N/A | yes |
GPS | N/A | yes | N/A | N/A |
4G (LTE) | N/A | N/A | N/A | no |
NFC | N/A | N/A | N/A | no |
Battery technology | Li-polymer | Li-Ion | N/A | Li-Ion |
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Battery life (running) | 96.0 h | 144.0 h | 24.0 h | 168.0 h |
Battery capacity | N/A | 130.0 mAh | N/A | N/A |
Average battery life (standby) | N/A | N/A | 24.0 h | 160.0 h |