Fitbit Flex 2 vs. Garmin Vivosmart vs. Fitbit Ionic vs. Amazfit T-Rex
FitbitFlex 2Remove Buy Now | GarminVivosmartRemove Buy Now | FitbitIonicRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
Suggested Price | $100 | $170 | $299 | $140 | |
Release | 2016 | 2014 | 2017 | 2019 | |
Activity & Fitness | |||||
Calories | |||||
Cycling (Bicycling) | |||||
Distance | |||||
Heart | n/a | ||||
Oxygen | |||||
Sleep | |||||
Steps | |||||
Swim | |||||
Battery | |||||
Duration | 5 days | 7 days | 4+ days | 20 days | |
Rechargeable | |||||
Compatibility | |||||
Android | |||||
iOS | |||||
Windows Phone | n/a | n/a | |||
Mac | n/a | ||||
Windows | n/a | ||||
Connectivity | |||||
Bluetooth | |||||
Cellular | |||||
GPS | |||||
NFC | |||||
Wi-Fi | |||||
Display | |||||
Color | n/a | ||||
Resolution | n/a | 128 x 16 | 348x250 | 360 x 360 | |
Size | n/a | 1.41 inches | 1.42 | 1.3 inches | |
Touch | n/a | ||||
Type | LED | OLED | OLED | AMOLED | |
Functions | |||||
Audio Speaker | |||||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 5 ATM | 5 ATM | 50m | 5 ATM | |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | n/a | n/a | Fitbit OS | Build-in | |
Apps | |||||
Music |