Polar M400 vs. Polar M600 vs. Garmin 645 Music vs. Skagen Falster 2 vs. Apple SE

 
M400
M600
645 Music
Falster 2
SE
 PolarM400Remove Buy NowPolarM600Remove Buy NowGarmin645 MusicRemove Buy NowSkagenFalster 2Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$330$450$199$279
Release20142016201820192020

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days7 days1 day18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x 240320 x 320384 x 480
Sizen/a1.3 inches1.2 inches1.19 inches40mm
Touchn/a
Typen/aTFTMIPOLEDMicroLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATMIPX85 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSWatchOS 5
Apps
Music

All Wearables