Fitbit Flex 2 vs. Microsoft Band 2 vs. Jawbone UP24 vs. Amazfit GTR vs. Amazfit T-Rex

 
Flex 2
Band 2
UP24
GTR
T-Rex
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowJawboneUP24Remove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$250$130$199$140
Release20162015201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)14 days24 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128NA454 x 454360 x 360
Sizen/a1.36 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeLEDCapacitative TFTNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7Splash Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuild-inBuild-in
Apps
Music

All Wearables