Polar M600 vs. Microsoft Band 2 vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Apple SE

 
M600
Band 2
WSD-F20A
Watch Series 4
SE
 PolarM600Remove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$330$250$399$329$279
Release20162015201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)1 dayNot Yet18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 128320 x 320384 x 480384 x 480
Size1.3 inches1.36 inches1.32 inches1.78 inches40mm
Touchn/a
TypeTFTCapacitative TFTLCDMicroLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceIPX8IPX75 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSWatch OS 5WatchOS 5
Apps
Music

All Wearables