Fitbit Flex 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Jawbone UP4 vs. Pebble Core vs. Michael Kors Grayson

 
Flex 2
Grayson
Flex
UP4
Core
Grayson
 FitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$350$100$200$99$350
Release201620182013201520162018

Activity & Fitness

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

Battery

Duration5 days24 hours5 daysNANA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454NANANA453x454
Sizen/a1.39 inchesNANANA1.39 inches
Touchn/aNANANA
TypeLEDAMOLEDLEDNANAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATMNANA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNANANAAndroid Wear
Apps
MusicNA

All Wearables