Samsung Gear S vs. Samsung Gear S3 vs. Garmin Forerunner 45 vs. Amazfit GTR vs. Garmin VivoActive 4

 
Gear S
Gear S3
Forerunner 45
GTR
VivoActive 4
 SamsungGear SRemove Buy NowSamsungGear S3Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$350$199$199$349
Release20132016201920192019

Activity & Fitness

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

Battery

Durationn/a4 days7 days24 days8 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 360208 x 208454 x 454260 x 260
Size2 inches1.3 inches1.04 inches1.39 inches1.3ionches
Touch
TypeSuper AMOLEDFullcolor AODLCDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenBuilt-inBuild-inWear OS
Apps
Music

All Wearables