Fitbit Flex 2 vs. Samsung Gear 2 vs. Mobvoi TicWatch E vs. Amazfit GTR vs. Amazfit T-Rex

 
Flex 2
Gear 2
TicWatch E
GTR
T-Rex
 FitbitFlex 2Remove Buy NowSamsungGear 2Remove Buy NowMobvoiTicWatch ERemove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$300$159$199$140
Release20162014201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days2-3 days1.5-2 days24 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320400 x 400454 x 454360 x 360
Sizen/a1.63 inches1.4 inches1.39 inches1.3 inches
Touchn/a
TypeLEDSuper AMOLEDOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSAndroid Wear 2.0Build-inBuild-in
Apps
Music

All Wearables