Fitbit Flex 2 vs. Misfit Flash Link vs. Michael Kors Access Sofie vs. Fitbit Alta HR vs. Jawbone UP4

 
Flex 2
Flash Link
Access Sofie
Alta HR
UP4
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitAlta HRRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$100$20$395$150$200
Release20162015201720172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 day7 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a390 x 390 1.19 inches128 x 36NA
Sizen/an/a1.4 inchesNA
Touchn/an/aAMOLDEDNA
TypeLEDn/aOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Apps
MusicNA

All Wearables