Polar M400 vs. Moov Now vs. Asus VivoWatch vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
M400
Now
VivoWatch
Forerunner 45
VivoActive 4
 PolarM400Remove Buy NowMoovNowRemove Buy NowAsusVivoWatchRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$79$160$199$349
Release20142015201820192019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months24 hours to 10 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 128208 x 208260 x 260
Sizen/an/aNA1.04 inches1.3ionches
Touchn/a
Typen/an/aNALCDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/aNA
Ultraviolet Sensor
Water Resistance3 ATMn/aIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOSBuilt-inWear OS
Apps
Music

All Wearables