Diesel On Full Guard vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
On Full Guard
Grayson
A370
Grayson
Vivosmart 4
Inspire HR
 DieselOn Full GuardRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$325$350$179.95$350$130$99
Release201720182017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day24 hoursUp to 3 days24 hours7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x 454453 x 454160 x 80453x45448 x 128139 x 60
Size1.4 inches1.39 inches1.18 inches1.39 inches0.74 inches1.4 inches
Touch
TypeOMOLEDAMOLEDTFT LCDAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP671 ATMWR301 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0Android WearAndroid WearFitbit OS
Apps
Music

All Wearables