Fitbit Flex 2 vs. Fitbit Ionic vs. Garmin Fenix 5s vs. Amazfit Stratos vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Flex 2
Ionic
Fenix 5s
Stratos
Grayson
Grayson
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$299$599.99$199$350$350
Release201620172017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysUp to 9 days5 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250218x 218320 x 300453 x 454453x454
Sizen/a1.421.1 inches1.34 inches1.39 inches1.39 inches
Touchn/a
TypeLEDOLEDnaOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m10ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSProprietaryAndroid WearAndroid Wear
Apps
Music

All Wearables