Polar M400 vs. Misfit Flash Link vs. Misfit Ray vs. Amazfit Cor vs. Apple Watch Series 4

 
M400
Flash Link
Ray
Cor
Watch Series 4
 PolarM400Remove Buy NowMisfitFlash LinkRemove Buy NowMisfitRayRemove Buy NowAmazfitCorRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$200$20$100$79.99$329
Release20142015201620182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months6 months12 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/a80 x 160384 x 480
Sizen/an/an/a1.23 inches1.78 inches
Touchn/an/a
Typen/an/aLEDIPS LCDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OS 5
Apps
Music

All Wearables