Samsung Gear S3 vs. ASUS ZenWatch 3 vs. Garmin Chronos vs. Samsung Gear 2 vs. Amazfit T-Rex

 
Gear S3
ZenWatch 3
Chronos
Gear 2
T-Rex
 SamsungGear S3Remove Buy NowASUSZenWatch 3Remove Buy NowGarminChronosRemove Buy NowSamsungGear 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$229$1500$300$140
Release20162017201820142019

Activity & Fitness

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

Battery

Duration4 days48 hours8 days2-3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

BluetoothYes
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360400 x 400218 x 218320 x 320360 x 360
Size1.3 inches1.39 inches1.2 inches1.63 inches1.3 inches
Touch
TypeFullcolor AODAMOLEDMIPSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6810 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wear 2Wear OSTizen OSBuild-in
Apps
Music

All Wearables