Polar M600 vs. Fitbit Zip vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin Forerunner 45

 
M600
Zip
Flex
Watch Series 4
Forerunner 45
 PolarM600Remove Buy NowFitbitZipRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$330$60$100$329$199
Release20162012201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months5 daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/aNA384 x 480208 x 208
Size1.3 inchesn/aNA1.78 inches1.04 inches
Touchn/aNA
TypeTFTn/aLEDMicroLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Splash Resistant1 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWatch OS 5Built-in
Apps
Music

All Wearables