Samsung Gear S vs. Samsung Gear S3 vs. Garmin Chronos vs. MobVoi TicWatch Pro vs. Amazfit T-Rex

 
Gear S
Gear S3
Chronos
TicWatch Pro
T-Rex
 SamsungGear SRemove Buy NowSamsungGear S3Remove Buy NowGarminChronosRemove Buy NowMobVoiTicWatch ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$350$1500$300$140
Release20132016201820182019

Activity & Fitness

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

Battery

Durationn/a4 days8 days30 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution480 x 360360 x 360218 x 218400 x 400360 x 360
Size2 inches1.3 inches1.2 inches1.4 inches1.3 inches
Touch
TypeSuper AMOLEDFullcolor AODMIPOLED/FSTNAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6810 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenWear OSWear OSBuild-in
Apps
Music

All Wearables