Polar M400 vs. Garmin Fenix 5x Plus vs. Polar Loop vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple Watch 8

 
M400
Fenix 5x Plus
Loop
Gen 5 Smartwatch Carlyle
Watch 8
 PolarM400Remove Buy NowGarminFenix 5x PlusRemove Buy NowPolarLoopRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$850$100$295$499
Release20142018201320192022

Activity & Fitness

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

Battery

Duration8 hours to 30 days20 days5 days1 day18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA328 x 328340 x 272 or 390 x 312
Sizen/a1.2 inchesNA1.3 inches1.5 inches or 1.65 inches
Touch
Typen/aMIPLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATM2 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWear OSWatchOS 9
Apps
Music

All Wearables