Fitbit One vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch 7

 
One
Watch Series 2
Ionic
Grayson
Grayson
Watch 7
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$269$299$350$350$429
Release201220162017201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours4+ days24 hours24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312348x250453 x 454453x454396 x 484
Sizen/a1.5 inches or 1.65 inches1.421.39 inches1.39 inches1.9 inches
Touch
TypeOLEDAMOLEDOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM50m1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSFitbit OSAndroid WearAndroid WearWatchOS 8
Apps
Music

All Wearables