Polar V800 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Fitbit Charge vs. Apple SE

 
V800
WSD-F20A
645 Music
Charge
SE
 PolarV800Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$470$399$450$130$279
Release20142018201820142020

Activity & Fitness

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

Battery

Duration13 hours to 30 days1 day7 days7-10 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320240 x 240NA384 x 480
Sizen/a1.32 inches1.2 inchesNA40mm
TouchNA
Typen/aLCDMIPOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatchOS 5
Apps
Music

All Wearables