Garmin Vivoactive HR vs. Fitbit Flex 2 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Apple Watch Ultra

 
Vivoactive HR
Flex 2
Grayson
Core
Grayson
Watch Ultra
 GarminVivoactive HRRemove Buy NowFitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$250$100$350$99$350$799
Release201620162018201620182022

Activity & Fitness

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

Battery

Duration13 hours to 8 days5 days24 hoursNA24 hours36 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution148 x 205n/a453 x 454NA453x454502x410 pixels
Size1.38 inchesn/a1.39 inchesNA1.39 inches1.92 inches
Touchn/aNA
Typen/aLEDAMOLEDNAAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA1 ATM10 ATM (100 Meters)

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables