Garmin Fenix 3 vs. Polar A360 vs. Motorola Moto 360 (1st Gen) vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Fenix 3
A360
Moto 360 (1st Gen)
T-Rex
VivoActive 4
 GarminFenix 3Remove Buy NowPolarA360Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$500$200$150$140$349
Release20152015201420192019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks12 days1 day20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218160 x 80320 x 260360 x 360260 x 260
Size1.2 inches1.18 inches1.56 inches1.3 inches1.3ionches
Touch
TypeChroma LEDn/aLCDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMWR30IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearBuild-inWear OS
Apps
MusicNA

All Wearables