Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Vivofit 4 vs. Microsoft Band vs. Polar Loop

 
Flex 2
WSD-F20A
Vivofit 4
Band
Loop
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivofit 4Remove Buy NowMicrosoftBandRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$79.95$200$100
Release20162018201820142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1 year2 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 32088 x 88320 x 106NA
Sizen/a1.32 inchesNA1.37 inchesNA
Touchn/a
TypeLEDLCDNACapacitative TFTLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP672 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables