Fitbit Flex 2 vs. Acer Liquid Leap vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar Loop

 
Flex 2
Liquid Leap
WSD-F20A
Flex
Loop
 FitbitFlex 2Remove Buy NowAcerLiquid LeapRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$90$399$100$100
Release20162015201820132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 32320 x 320NANA
Sizen/a1 inch1.32 inchesNANA
Touchn/aNA
TypeLEDOLEDLCDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX45 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables