Polar M600 vs. Fitbit Flex 2 vs. Polar Loop vs. Apple Watch Series 4 vs. Apple Watch 8

 
M600
Flex 2
Loop
Watch Series 4
Watch 8
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$330$100$100$329$499
Release20162016201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 daysNot Yet18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/aNA384 x 480340 x 272 or 390 x 312
Size1.3 inchesn/aNA1.78 inches1.5 inches or 1.65 inches
Touchn/an/a
TypeTFTLEDLEDMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM2 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWatch OS 5WatchOS 9
Apps
Music

All Wearables