Withings Steel HR vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Steel HR
Flex 2
Ionic
Access Sofie
Grayson
Grayson
 WithingsSteel HRRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$180$100$299$395$350$350
Release201620162017201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days5 days4+ days1 day24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a348x250390 x 390 1.19 inches453 x 454453x454
Sizen/an/a1.421.39 inches1.39 inches
Touchn/aAMOLDED
Typen/aLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSAndroid Wear 2.0Android WearAndroid Wear
Apps
Music

All Wearables