Garmin Vivoactive vs. Garmin Forerunner 935 vs. Fitbit Alta HR vs. Polar A370 vs. Amazfit T-Rex

 
Vivoactive
Forerunner 935
Alta HR
A370
T-Rex
 GarminVivoactiveRemove Buy NowGarminForerunner 935Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$500$150$179.95$140
Release20152017201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 daysUp to 2 weeks7 daysUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148240 x 240128 x 36160 x 80360 x 360
Size1.38 inches1.2 inches1.4 inches1.18 inches1.3 inches
Touch
TypeLCDLCDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-in
Apps
Music

All Wearables