Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Versa

 
Flex 2
ZenWatch 3
Ionic
WSD-F20A
Versa
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy Now

Basic Info

Suggested Price$100$229$299$399$199.99
Release20162017201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours4+ days1 day4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400348x250320 x 320300 x300
Sizen/a1.39 inches1.421.32 inches1.34 inches
Touchn/a
TypeLEDAMOLEDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Fitbit OSWear OS
Apps
Music

All Wearables