Apple Watch Series 3 vs. Fossil Q Founder vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Casio WSD-F20A

 
Watch Series 3
Q Founder
Flex 2
Ionic
WSD-F20A
 AppleWatch Series 3Remove Buy NowFossilQ FounderRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$329$275$100$299$399
Release20172015201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day5 days4+ days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312360 x 326n/a348x250320 x 320
Size1.5 inches or 1.65 inches1.5 inchesn/a1.421.32 inches
Touchn/a
TypeAMOLEDLCDLEDOLEDLCD

Functions

Audio Speakern/a
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM50m5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wearn/aFitbit OSWear OS
Appsn/a
Music

All Wearables