Fitbit Flex 2 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. Apple SE

 
Flex 2
Grayson
Core
Grayson
VivoActive 4
SE
 FitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$350$99$350$349$279
Release201620182016201820192020

Activity & Fitness

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

Battery

Duration5 days24 hoursNA24 hours8 days18 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 454NA453x454260 x 260384 x 480
Sizen/a1.39 inchesNA1.39 inches1.3ionches40mm
Touchn/aNA
TypeLEDAMOLEDNAAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM1 ATMNA1 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNAAndroid WearWear OSWatchOS 5
Apps
Music

All Wearables