Garmin Vivosmart vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Polar A370 vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson

 
Vivosmart
Grayson
Alta HR
A370
On Full Guard 2.5
Grayson
 GarminVivosmartRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$170$350$150$179.95$325$350
Release201420182017201720182018

Activity & Fitness

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

Battery

Duration7 days24 hours7 daysUp to 3 days4 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16453 x 454128 x 36160 x 80454x454453x454
Size1.41 inches1.39 inches1.4 inches1.18 inches1.39 inches1.39 inches
Touch
TypeOLEDAMOLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMWR303 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSAndroid Wear
Apps
Music

All Wearables