Garmin Fenix 3 vs. Samsung Gear S2 vs. Samsung Gear S3 vs. Apple Watch Series 2 vs. Amazfit T-Rex

 
Fenix 3
Gear S2
Gear S3
Watch Series 2
T-Rex
 GarminFenix 3Remove Buy NowSamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$300$350$269$140
Release20152015201620162019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks2-3 days4 days18 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellularn/an/a
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution218 x 218360 x 360360 x 360340 x 272 or 390 x 312360 x 360
Size1.2 inches1.2 inches1.3 inches1.5 inches or 1.65 inches1.3 inches
Touch
TypeChroma LEDSuper AMOLEDFullcolor AODAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIP68IP685ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenTizenWatch OSBuild-in
Apps
Music

All Wearables