Polar M400 vs. Sony SmartWatch 3 vs. Misfit Flash vs. Moov Now vs. Apple Watch Series 4

 
M400
SmartWatch 3
Flash
Now
Watch Series 4
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowMisfitFlashRemove Buy NowMoovNowRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$200$250$30$79$329
Release20142014201420152018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days6 months6 monthsNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320n/an/a384 x 480
Sizen/a1.6 inchesn/an/a1.78 inches
Touchn/an/a
Typen/aTFT LCDn/an/aMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIP683 ATMn/aNot Yet

Notifications

Phone
Emails
Texts

Software

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

All Wearables