Garmin Fenix 3 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Casio WSD-F20A

 
Fenix 3
Flex 2
Ionic
ZenWatch
WSD-F20A
 GarminFenix 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$500$100$299$150$399
Release20152016201720142018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks5 days4+ daysNA1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/a348x250320 x 320320 x 320
Size1.2 inchesn/a1.421.63 inches1.32 inches
Touchn/a
TypeChroma LEDLEDOLEDAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM50mIP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aFitbit OSAndroid WearWear OS
Apps
Music

All Wearables