Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Jawbone UP4

 
Flex 2
Forerunner 935
WSD-F20A
Alta HR
UP4
 FitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$100$500$399$150$200
Release20162017201820172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks1 day7 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240320 x 320128 x 36NA
Sizen/a1.2 inches1.32 inches1.4 inchesNA
Touchn/aNA
TypeLEDLCDLCDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNA
Apps
MusicNA

All Wearables