Fitbit Flex 2 vs. Casio WSD-F20A vs. Jawbone UP2 vs. Polar Loop vs. Garmin VivoActive 4

 
Flex 2
WSD-F20A
UP2
Loop
VivoActive 4
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowJawboneUP2Remove Buy NowPolarLoopRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$399$100$100$349
Release20162018201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NANA260 x 260
Sizen/a1.32 inchesNANA1.3ionches
Touchn/aNA
TypeLEDLCDNALEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplash resistant2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANAWear OS
Apps
Music

All Wearables