Fossil Q Founder vs. Polar M400 vs. Casio WSD-F20A vs. Amazfit T-Rex vs. Fitbit Inspire 3

 
Q Founder
M400
WSD-F20A
T-Rex
Inspire 3
 FossilQ FounderRemove Buy NowPolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitT-RexRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$275$200$399$140$100
Release20152014201820192022

Activity & Fitness

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

Battery

Duration1 day8 hours to 30 days1 day20 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 326n/a320 x 320360 x 36032x18
Size1.5 inchesn/a1.32 inches1.3 inches46 inches
Touch
TypeLCDn/aLCDAMOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSBuild-in
Appsn/a
Music

All Wearables