Garmin Vivosmart vs. Fitbit Ionic vs. Garmin Fenix 5s vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Vivosmart
Ionic
Fenix 5s
645 Music
Grayson
Grayson
 GarminVivosmartRemove Buy NowFitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$170$299$599.99$450$350$350
Release201420172017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days4+ daysUp to 9 days7 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16348x250218x 218240 x 240453 x 454453x454
Size1.41 inches1.421.1 inches1.2 inches1.39 inches1.39 inches
Touch
TypeOLEDOLEDnaMIPAMOLEDAMOLED

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 OSAndroid WearAndroid Wear
Apps
Music

All Wearables