Michael Kors Grayson vs. Jawbone UP2 vs. Polar A370 vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. Apple Series 6

 
Grayson
UP2
A370
Grayson
VivoActive 4
Series 6
 Michael KorsGraysonRemove Buy NowJawboneUP2Remove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$350$100$179.95$350$349$399
Release201820152017201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 daysUp to 3 days24 hours8 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA160 x 80453x454260 x 260384 x 480
Size1.39 inchesNA1.18 inches1.39 inches1.3ionches40mm
TouchNA
TypeAMOLEDNATFT LCDAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance1 ATMSplash resistantWR301 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearWear OSWatchOS 5
Apps
Music

All Wearables