Fitbit Flex 2 vs. Asus ZenWatch vs. Casio WSD-F20A vs. Polar Loop vs. Fitbit Inspire HR

 
Flex 2
ZenWatch
WSD-F20A
Loop
Inspire HR
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$100$150$399$100$99
Release20162014201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320320 x 320NA139 x 60
Sizen/a1.63 inches1.32 inchesNA1.4 inches
Touchn/a
TypeLEDAMOLEDLCDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP555 ATM2 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNAFitbit OS
Apps
Music

All Wearables