Polar V800 vs. Casio WSD-F20A vs. Garmin Forerunner 45 vs. Apple Watch 7

 
V800
WSD-F20A
Forerunner 45
Watch 7
 PolarV800Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$470$399$199$429
Release2014201820192021

Activity & Fitness

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

Battery

Duration13 hours to 30 days1 day7 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320208 x 208396 x 484
Sizen/a1.32 inches1.04 inches1.9 inches
Touch
Typen/aLCDLCDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuilt-inWatchOS 8
Apps
Music

All Wearables