Fitbit Surge vs. Fitbit Flex 2 vs. Fitbit Alta HR vs. Samsung Gear Fit2 Pro vs. Amazfit T-Rex

 
Surge
Flex 2
Alta HR
Gear Fit2 Pro
T-Rex
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowSamsungGear Fit2 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$100$150$199.99$140
Release20162016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days7 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 36216 x 432360 x 360
Size1.26 inchesn/a1.4 inches1.5 inches1.3 inches
Touchn/a
TypeMonochrome LCDLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSBuild-in
Apps
Music

All Wearables