Fitbit Surge vs. Fitbit Flex 2 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Apple Series 6

 
Surge
Flex 2
Grayson
Core
Grayson
Series 6
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$100$350$99$350$399
Release201620162018201620182020

Activity & Fitness

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

Battery

Duration7 days5 days24 hoursNA24 hoursNot yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA453x454384 x 480
Size1.26 inchesn/a1.39 inchesNA1.39 inches40mm
Touchn/aNA
TypeMonochrome LCDLEDAMOLEDNAAMOLEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWatchOS 5
Apps
Music

All Wearables