Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Flex vs. Jawbone UP2 vs. Jawbone UP4

 
Ionic
WSD-F20A
Flex
UP2
UP4
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowJawboneUP2Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$299$399$100$100$200
Release20172018201320152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day5 days7 daysNA
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320NANANA
Size1.421.32 inchesNANANA
TouchNANANA
TypeOLEDLCDLEDNANA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATMSplash resistantNA

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNANANA
Apps
MusicNA

All Wearables