Garmin Fenix 3 vs. Garmin Vivomove vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Fenix 3
Vivomove
Forerunner 45
Vivosmart 4
T-Rex
 GarminFenix 3Remove Buy NowGarminVivomoveRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$250$199$130$140
Release20152016201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks1 year7 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/a208 x 20848 x 128360 x 360
Size1.2 inchesn/a1.04 inches0.74 inches1.3 inches
Touchn/a
TypeChroma LEDn/aLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aBuilt-inBuild-in
Apps
Music

All Wearables