Fitbit Flex 2 vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Garmin Vivosport vs. Pebble Core vs. Michael Kors Grayson

 
Flex 2
Grayson
Charge HR
Vivosport
Core
Grayson
 FitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosportRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$350$150$199$99$350
Release201620182015201720162018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days24 hours5 days7 daysNA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454NA72 x 144NA453x454
Sizen/a1.39 inchesNANANA1.39 inches
Touchn/aNANA
TypeLEDAMOLEDOLEDMIPNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM5 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables