Moov Now vs. Amazfit Arc vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Polar A370 vs. Michael Kors Grayson

 
Now
Arc
Grayson
Vivofit 4
A370
Grayson
 MoovNowRemove Buy NowAmazfitArcRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$79$69.99$350$79.95$179.95$350
Release201520162018201820172018

Activity & Fitness

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

Battery

Duration6 months20 days24 hours1 yearUp to 3 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40453 x 45488 x 88160 x 80453x454
Sizen/a0.42 inches1.39 inchesNA1.18 inches1.39 inches
Touchn/a
Typen/aOLEDAMOLEDNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/aIP671 ATM5 ATMWR301 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid Wear
Apps
Music

All Wearables