Fitbit Flex 2 vs. Fitbit Zip vs. Michael Kors Access Sofie vs. Fitbit Charge

 
Flex 2
Zip
Access Sofie
Charge
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$100$60$395$130
Release2016201220172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 day7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inchesNA
Sizen/an/aNA
Touchn/aAMOLDEDNA
TypeLEDn/aOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Apps
Music

All Wearables