Fitbit Blaze vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar Loop

 
Blaze
ZenWatch 3
WSD-F20A
Flex
Loop
 FitbitBlazeRemove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$229$399$100$100
Release20162017201820132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days48 hours1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400320 x 320NANA
Sizen/a1.39 inches1.32 inchesNANA
TouchNA
TypeLCDAMOLEDLCDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSNANA
Apps
Music

All Wearables