Polar M400 vs. Apple Watch vs. Garmin Fenix 5x Plus vs. Polar Loop vs. Garmin Forerunner 45

 
M400
Watch
Fenix 5x Plus
Loop
Forerunner 45
 PolarM400Remove Buy NowAppleWatchRemove Buy NowGarminFenix 5x PlusRemove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$349$850$100$199
Release20142015201820132019

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours20 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 240NA208 x 208
Sizen/a1.5 inches or 1.65 inches1.2 inchesNA1.04 inches
Touch
Typen/aAMOLEDMIPLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX710 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSNABuilt-in
Apps
Music

All Wearables