Garmin Forerunner 235 vs. Garmin Vivosmart 3 vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Forerunner 235
Vivosmart 3
Inspire HR
T-Rex
 GarminForerunner 235Remove Buy NowGarminVivosmart 3Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299.99$139.99$99$140
Release2017201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration9 days5 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 18064 x 128139 x 60360 x 360
Size1.23 inchesNA1.4 inches1.3 inches
Touch
TypeMIPOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSBuild-in
Apps
Music

All Wearables