Polar V800 vs. Fitbit One vs. Moov Now vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
V800
One
Now
Grayson
Grayson
Vivosmart 4
 PolarV800Remove Buy NowFitbitOneRemove Buy NowMoovNowRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$470$100$79$350$350$130
Release201420122015201820182018

Activity & Fitness

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

Battery

Duration13 hours to 30 days10-14 days6 months24 hours24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a453 x 454453x45448 x 128
Sizen/an/an/a1.39 inches1.39 inches0.74 inches
Touchn/a
Typen/aOLEDn/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMSplast Resistantn/a1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables