Garmin Forerunner 225 vs. Garmin Forerunner 935 vs. Fitbit Charge vs. Amazfit GTS vs. Amazfit T-Rex

 
Forerunner 225
Forerunner 935
Charge
GTS
T-Rex
 GarminForerunner 225Remove Buy NowGarminForerunner 935Remove Buy NowFitbitChargeRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$500$130$150$140
Release20152017201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksUp to 2 weeks7-10 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180240 x 240NA348 x 442360 x 360
Size1 inch1.2 inchesNA1.65 inches1.3 inches
TouchNA
Typen/aLCDOLEDAMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNAWear OSBuild-in
Appsn/a
Musicn/a

All Wearables