Polar M400 vs. Asus VivoWatch vs. Garmin Vivosmart 4 vs. Garmin VivoActive 4 vs. Apple SE

 
M400
VivoWatch
Vivosmart 4
VivoActive 4
SE
 PolarM400Remove Buy NowAsusVivoWatchRemove Buy NowGarminVivosmart 4Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$160$130$349$279
Release20142018201820192020

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours to 10 days7 days8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 12848 x 128260 x 260384 x 480
Sizen/aNA0.74 inches1.3ionches40mm
Touch
Typen/aNAOLEDMIPMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet SensorNot yet
Water Resistance3 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSWear OSWatchOS 5
Apps
Music

All Wearables