Samsung Gear S3 vs. Garmin Fenix 5x Plus vs. Fitbit Alta HR vs. Polar A370 vs. Amazfit T-Rex

 
Gear S3
Fenix 5x Plus
Alta HR
A370
T-Rex
 SamsungGear S3Remove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$850$150$179.95$140
Release20162018201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days20 days7 daysUp to 3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360240 x 240128 x 36160 x 80360 x 360
Size1.3 inches1.2 inches1.4 inches1.18 inches1.3 inches
Touch
TypeFullcolor AODMIPOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6810 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSBuild-in
Apps
Music

All Wearables