Fitbit Alta vs. Garmin Vivosmart HR vs. Fossil Explorist vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson

 
Alta
Vivosmart HR
Explorist
Grayson
A370
Grayson
 FitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowFossilExploristRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$170$255$350$179.95$350
Release201620152018201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours24 hoursUp 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/a160 x 68454 x454453 x 454160 x 80453x454
Sizen/a1.08 inches1.4 inches1.39 inches1.18 inches1.39 inches
Touchn/a
TypeOLEDn/aAMOLEDAMOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP671 ATMWR301 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSAndroid WearAndroid Wear
Apps
Music

All Wearables