Garmin Forerunner 735XT vs. Polar M430 vs. Casio WSD-F20A vs. Polar A370 vs. Amazfit T-Rex

 
Forerunner 735XT
M430
WSD-F20A
A370
T-Rex
 GarminForerunner 735XTRemove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$255$399$179.95$140
Release20162017201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days30 hours1 dayUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180128x128320 x 320160 x 80360 x 360
Size1.23 inches1.4 inch1.32 inches1.18 inches1.3 inches
Touchn/a
Typen/aLCDLCDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-in
Apps
Music

All Wearables