Fitbit Flex 2 vs. Fitbit Zip vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Flex 2
Zip
Grayson
Charge
Grayson
Vivosmart 4
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$60$350$130$350$130
Release201620122018201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months24 hours7-10 days24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA453x45448 x 128
Sizen/an/a1.39 inchesNA1.39 inches0.74 inches
Touchn/aNA
TypeLEDn/aAMOLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant1 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables