Garmin Forerunner 225 vs. Pebble Steel vs. Fitbit Charge vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Forerunner 225
Steel
Charge
Vivosmart 4
T-Rex
 GarminForerunner 225Remove Buy NowPebbleSteelRemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$150$130$130$140
Release20152014201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5-7 days7-10 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180168 x 144NA48 x 128360 x 360
Size1 inch1.26 inchesNA0.74 inches1.3 inches
TouchNA
Typen/ae-paperOLEDOLEDAMOLED

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/aPebble OSNABuild-in
Appsn/a
Musicn/a

All Wearables