Garmin Forerunner 735XT vs. Polar M400 vs. Garmin Fenix 5x Plus vs. Fitbit Flex vs. Apple Watch 8

 
Forerunner 735XT
M400
Fenix 5x Plus
Flex
Watch 8
 GarminForerunner 735XTRemove Buy NowPolarM400Remove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$450$200$850$100$499
Release20162014201820132022

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 days20 days5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180n/a240 x 240NA340 x 272 or 390 x 312
Size1.23 inchesn/a1.2 inchesNA1.5 inches or 1.65 inches
Touchn/aNA
Typen/an/aMIPLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNAWatchOS 9
Apps
Music

All Wearables