Fitbit Flex 2 vs. Fitbit Zip vs. Fitbit Charge vs. Jawbone UP4 vs. Michael Kors Access Sofie HR

 
Flex 2
Zip
Charge
UP4
Access Sofie HR
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowFitbitChargeRemove Buy NowJawboneUP4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$60$130$200$395
Release20162012201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7-10 daysNA2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA390 x 390
Sizen/an/aNANA1.19 inches
Touchn/aNANA
TypeLEDn/aOLEDNAOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant1 ATMNA0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANAWear OS
Apps
MusicNA

All Wearables