Samsung Gear S2 vs. Garmin Chronos vs. Garmin Forerunner 235 vs. Samsung Gear Sport vs. Amazfit GTR

 
Gear S2
Chronos
Forerunner 235
Gear Sport
GTR
 SamsungGear S2Remove Buy NowGarminChronosRemove Buy NowGarminForerunner 235Remove Buy NowSamsungGear SportRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$1500$299.99$299.99$199
Release20152018201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 days9 days2 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360218 x 218215 x 180360 x 360454 x 454
Size1.2 inches1.2 inches1.23 inches1.2 inches1.39 inches
Touch
TypeSuper AMOLEDMIPMIPSuper AMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6810 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSTizen OSBuild-in
Apps
Music

All Wearables