Fitbit Blaze vs. Garmin Vivoactive HR vs. Fitbit Ionic vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson

 
Blaze
Vivoactive HR
Ionic
Grayson
A370
Grayson
 FitbitBlazeRemove Buy NowGarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$250$299$350$179.95$350
Release201620162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days13 hours to 8 days4+ days24 hoursUp to 3 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a148 x 205348x250453 x 454160 x 80453x454
Sizen/a1.38 inches1.421.39 inches1.18 inches1.39 inches
Touch
TypeLCDn/aOLEDAMOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM50m1 ATMWR301 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSAndroid WearAndroid Wear
Apps
Music

All Wearables