Fitbit Flex 2 vs. Apple Watch Series 2 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Jawbone UP4 vs. Michael Kors Grayson

 
Flex 2
Watch Series 2
Grayson
Alta HR
UP4
Grayson
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowJawboneUP4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$269$350$150$200$350
Release201620162018201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours24 hours7 daysNA24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312453 x 454128 x 36NA453x454
Sizen/a1.5 inches or 1.65 inches1.39 inches1.4 inchesNA1.39 inches
Touchn/aNA
TypeLEDAMOLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM1 ATMNA1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid WearNAAndroid Wear
Apps
MusicNA

All Wearables