Polar V800 vs. Fitbit Alta vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
V800
Alta
Grayson
Charge
Grayson
VivoActive 4
 PolarV800Remove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$470$130$350$130$350$349
Release201420162018201420182019

Activity & Fitness

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

Battery

Duration13 hours to 30 days5 days24 hours7-10 days24 hours8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454NA453x454260 x 260
Sizen/an/a1.39 inchesNA1.39 inches1.3ionches
Touchn/aNA
Typen/aOLEDAMOLEDOLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a1 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWear OS
Apps
Music

All Wearables