Garmin Fenix 3 vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Flex

 
Fenix 3
Watch Series 2
Ionic
WSD-F20A
Flex
 GarminFenix 3Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$500$269$299$399$100
Release20152016201720182013

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks18 hours4+ days1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218340 x 272 or 390 x 312348x250320 x 320NA
Size1.2 inches1.5 inches or 1.65 inches1.421.32 inchesNA
TouchNA
TypeChroma LEDAMOLEDOLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5ATM50m5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSFitbit OSWear OSNA
Apps
Music

All Wearables