Samsung Gear S2 vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Samsung Gear Fit2 Pro vs. Amazfit T-Rex

 
Gear S2
Watch Series 2
Stratos
Gear Fit2 Pro
T-Rex
 SamsungGear S2Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowSamsungGear Fit2 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$269$199$199.99$140
Release20152016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days18 hours5 days2 days20 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 360340 x 272 or 390 x 312320 x 300216 x 432360 x 360
Size1.2 inches1.5 inches or 1.65 inches1.34 inches1.5 inches1.3 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWatch OSProprietaryTizen OSBuild-in
Apps
Music

All Wearables