Fitbit Flex 2 vs. Garmin Fenix 5 vs. Fitbit Flex vs. Amazfit GTS vs. Amazfit T-Rex

 
Flex 2
Fenix 5
Flex
GTS
T-Rex
 FitbitFlex 2Remove Buy NowGarminFenix 5Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$599.99$100$150$140
Release20162017201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 Weeks5 days14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240NA348 x 442360 x 360
Sizen/a1.2 inchesNA1.65 inches1.3 inches
Touchn/aNA
TypeLEDnaLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables