Fitbit Blaze vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Fitbit Flex vs. Apple Series 6

 
Blaze
ZenWatch 3
WSD-F20A
Flex
Series 6
 FitbitBlazeRemove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$229$399$100$399
Release20162017201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days48 hours1 day5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400320 x 320NA384 x 480
Sizen/a1.39 inches1.32 inchesNA40mm
TouchNA
TypeLCDAMOLEDLCDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSNAWatchOS 5
Apps
Music

All Wearables