Garmin Forerunner 735XT vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Forerunner 735XT
Forerunner 45
Vivosmart 4
T-Rex
VivoActive 4
 GarminForerunner 735XTRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$450$199$130$140$349
Release20162019201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days7 days7 days20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180208 x 20848 x 128360 x 360260 x 260
Size1.23 inches1.04 inches0.74 inches1.3 inches1.3ionches
Touchn/a
Typen/aLCDOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-inBuild-inWear OS
Apps
Music

All Wearables