Polar M400 vs. Polar M600 vs. Sony SmartWatch 3 vs. Misfit Flash Link vs. Apple SE

 
M400
M600
SmartWatch 3
Flash Link
SE
 PolarM400Remove Buy NowPolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowMisfitFlash LinkRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$330$250$20$279
Release20142016201420152020

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days2 days6 months18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240320 x 320n/a384 x 480
Sizen/a1.3 inches1.6 inchesn/a40mm
Touchn/an/a
Typen/aTFTTFT LCDn/aMicroLED

Functions

Audio SpeakerAlerts onlyAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATMIPX8IP683 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid Wearn/aWatchOS 5
Apps
Music

All Wearables