Polar M400 vs. Garmin Vivofit 3 vs. Misfit Ray vs. Garmin Forerunner 935 vs. Apple Series 6

 
M400
Vivofit 3
Ray
Forerunner 935
Series 6
 PolarM400Remove Buy NowGarminVivofit 3Remove Buy NowMisfitRayRemove Buy NowGarminForerunner 935Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$100$100$500$399
Release20142016201620172020

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 year6 monthsUp to 2 weeksNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a64 x 64n/a240 x 240384 x 480
Sizen/a0.55 inchesn/a1.2 inches40mm
Touchn/a
Typen/an/aLEDLCDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatchOS 5
Apps
Music

All Wearables