Polar M600 vs. Fitbit Charge 2 vs. Garmin Forerunner 935 vs. Apple Watch Series 4 vs. Garmin Vivosmart 4

 
M600
Charge 2
Forerunner 935
Watch Series 4
Vivosmart 4
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowGarminForerunner 935Remove Buy NowAppleWatch Series 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$150$500$329$130
Release20162016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 2 weeksNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a240 x 240384 x 48048 x 128
Size1.3 inchesn/a1.2 inches1.78 inches0.74 inches
Touchn/an/a
TypeTFTOLEDLCDMicroLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWatch OS 5
Apps
Music

All Wearables