More Information | ||||||
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Price and Release Date | ||||||
Suggested Price | $130 | $170 | $199.99 | $ | $120 | $470 |
Release / Update | 2018 | 2015 | 2017 | 0000 | 2015 | 2014 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | $ | $ | ||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 7 days | 5 days | 7 days | 5 hours to 2.5 days | 8 days (without notifications) | 13 hours to 30 days |
Rechargeable | ||||||
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Compatibility Support | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | ||||||
Mac | n/a | n/a | n/a | |||
Windows | n/a | n/a | n/a | |||
Connectivity Support | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | 48 x 128 | 160 x 68 | 72 x 144 | 160 x 32 | ||
Size | 0.74 inches | 1.0" x .42" | 1.8 inches | |||
Touch | ||||||
Type | OLED | LED | MIP | PMOLED | LED | |
Functions | ||||||
Audio Speaker | Alerts only | |||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5 ATM | 5 ATM | 5 ATM | IP57 | 2 ATM | 3 ATM |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | n/a | n/a | n/a | |||
Apps | ||||||
Music | ||||||
More Information | ||||||
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