Garmin Vivoactive HR vs. Fitbit One vs. Polar Loop 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Vivoactive HR
One
Loop 2
Stratos
Grayson
Grayson
 GarminVivoactive HRRemove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$100$120$199$350$350
Release201620122015201820182018

Activity & Fitness

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

Battery

Duration13 hours to 8 days10-14 days8 days (without notifications)5 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/an/a320 x 300453 x 454453x454
Size1.38 inchesn/an/a1.34 inches1.39 inches1.39 inches
Touch
Typen/aOLEDLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant2 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aProprietaryAndroid WearAndroid Wear
Apps
Music

All Wearables