Garmin Vivosmart HR vs. Garmin Vivosmart 3 vs. Jawbone UP4 vs. Polar A370 vs. Amazfit T-Rex

 
Vivosmart HR
Vivosmart 3
UP4
A370
T-Rex
 GarminVivosmart HRRemove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$139.99$200$179.95$140
Release20152017201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNAUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 6864 x 128NA160 x 80360 x 360
Size1.08 inchesNANA1.18 inches1.3 inches
TouchNA
Typen/aOLEDNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNAWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuild-in
Apps
MusicNA

All Wearables