Fitbit Flex 2 vs. Misfit Ray vs. Garmin Vivofit 4 vs. Amazfit GTS vs. Amazfit T-Rex

 
Flex 2
Ray
Vivofit 4
GTS
T-Rex
 FitbitFlex 2Remove Buy NowMisfitRayRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$100$79.95$150$140
Release20162016201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 year14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a88 x 88348 x 442360 x 360
Sizen/an/aNA1.65 inches1.3 inches
Touchn/an/a
TypeLEDLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables