Polar M600 vs. Fitbit Charge 2 vs. Jaybird Reign vs. Garmin VivoActive 4 vs. Apple Watch 7

 
M600
Charge 2
Reign
VivoActive 4
Watch 7
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowJaybirdReignRemove Buy NowGarminVivoActive 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$150$150$349$429
Release20162016201520192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days8 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/aNA260 x 260396 x 484
Size1.3 inchesn/aNA1.3ionches1.9 inches
Touchn/an/aNA
TypeTFTOLEDLEDMIPMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aNA5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWear OSWatchOS 8
Apps
Music

All Wearables