More Information | ||||||
Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
Suggested Price | $269 | $150 | $229 | $300 | $300 | $150 |
Release / Update | 2016 | 2015 | 2017 | 2022 | 2023 | 2015 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | ||||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 18 hours | 48 | 6 days | Up to 28 days (45mm) / 21 days (40mm), unlimited with solar | 7 days | |
Rechargeable | ||||||
|
||||||
Compatibility Support | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | ||||||
Mac | n/a | n/a | n/a | |||
Windows | n/a | n/a | n/a | |||
Connectivity Support | ||||||
Bluetooth | Yes | |||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | 340 x 272 or 390 x 312 | 320 x 320 | 400 x 400 | 40,5x40,5 | 176 x 176 pixels (45mm), 156 x 156 pixels (40mm) | 168 x 144 |
Size | 1.5 inches or 1.65 inches | 1.63 inches or 1.45 inch | 1.39 inches | 1,58 inches | 0.9” x 0.9” (45mm), 0.79” x 0.79” (40mm) | 1.26 inches |
Touch | ||||||
Type | AMOLED | AMOLED | AMOLED | AMOLED | MIP | e-paper |
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5ATM | IP67 | 5 ATM (50 Meters) | 10 ATM (100 Meters) | 5 ATM | |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | Watch OS | Android Wear 2 | Android Wear 2 | Fitbit OS | Garmin Watch OS | Pebble OS |
Apps | ||||||
Music | ||||||
More Information | ||||||
Check Amazon | Check Amazon | Check Amazon |