Samsung Gear S3 vs. Microsoft Band 2 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Amazfit T-Rex

 
Gear S3
Band 2
WSD-F20A
Forerunner 235
T-Rex
 SamsungGear S3Remove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$250$399$299.99$140
Release20162015201820172019

Activity & Fitness

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

Battery

Duration4 days48 hours (without GPS)1 day9 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360320 x 128320 x 320215 x 180360 x 360
Size1.3 inches1.36 inches1.32 inches1.23 inches1.3 inches
Touch
TypeFullcolor AODCapacitative TFTLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSBuild-in
Apps
Music

All Wearables