Garmin Forerunner 225 vs. Polar V800 vs. Polar A360 vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Forerunner 225
V800
A360
G-Shock GBA800
T-Rex
 GarminForerunner 225Remove Buy NowPolarV800Remove Buy NowPolarA360Remove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$470$200$120$140
Release20152014201520182019

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks13 hours to 30 days12 days2 years20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a160 x 80360 x 360
Size1 inchn/a1.18 inches1.3 inches
Touch
Typen/an/an/aAMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMWR3020 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aBuild-in
Appsn/a
Musicn/a

All Wearables