Fitbit Alta vs. Michael Kors Grayson vs. Motorola Moto 360 (1st Gen) vs. Garmin Vivofit 4 vs. Polar A370 vs. Michael Kors Grayson

 
Alta
Grayson
Moto 360 (1st Gen)
Vivofit 4
A370
Grayson
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$350$150$79.95$179.95$350
Release201620182014201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours1 day1 yearUp to 3 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454320 x 26088 x 88160 x 80453x454
Sizen/a1.39 inches1.56 inchesNA1.18 inches1.39 inches
Touchn/a
TypeOLEDAMOLEDLCDNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATMIP675 ATMWR301 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid Wear
Apps
MusicNA

All Wearables