Fitbit Flex 2 vs. Apple Watch vs. Amazfit GTR vs. Amazfit T-Rex vs. Garmin VivoActive 4
FitbitFlex 2Remove Buy Now | AppleWatchRemove Buy Now | AmazfitGTRRemove Buy Now | AmazfitT-RexRemove Buy Now | GarminVivoActive 4Remove Buy Now |
Basic Info | |||||
Suggested Price | $100 | $349 | $199 | $140 | $349 |
Release | 2016 | 2015 | 2019 | 2019 | 2019 |
Activity & Fitness | |||||
Calories | |||||
Cycling (Bicycling) | |||||
Distance | |||||
Heart | |||||
Oxygen | |||||
Sleep | |||||
Steps | |||||
Swim | |||||
Battery | |||||
Duration | 5 days | 18 hours | 24 days | 20 days | 8 days |
Rechargeable | |||||
Compatibility | |||||
Android | |||||
iOS | |||||
Windows Phone | n/a | NA | |||
Mac | NA | ||||
Windows | NA | ||||
Connectivity | |||||
Bluetooth | |||||
Cellular | |||||
GPS | |||||
NFC | |||||
Wi-Fi | |||||
Display | |||||
Color | n/a | ||||
Resolution | n/a | 340 x 272 or 390 x 312 | 454 x 454 | 360 x 360 | 260 x 260 |
Size | n/a | 1.5 inches or 1.65 inches | 1.39 inches | 1.3 inches | 1.3ionches |
Touch | n/a | ||||
Type | LED | AMOLED | AMOLED | AMOLED | MIP |
Functions | |||||
Audio Speaker | |||||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 5 ATM | IPX7 | 5 ATM | 5 ATM | 5 ATM |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | n/a | Watch OS | Build-in | Build-in | Wear OS |
Apps | |||||
Music |