Fitbit Flex 2 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch Ultra vs. Fitbit Inspire 3

 
Flex 2
Ionic
Grayson
Grayson
Watch Ultra
Inspire 3
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch UltraRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$299$350$350$799$100
Release201620172018201820222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days24 hours24 hours36 hrs10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250453 x 454453x454502x410 pixels32x18
Sizen/a1.421.39 inches1.39 inches1.92 inches46 inches
Touchn/a
TypeLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATM1 ATM10 ATM (100 Meters)5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearAndroid WearWatchOS 9
Apps
Music

All Wearables