Fitbit One vs. Michael Kors Grayson vs. Polar Loop vs. Garmin Forerunner 45 vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
One
Grayson
Loop
Forerunner 45
Access Sofie HR
Grayson
 FitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$350$100$199$395$350
Release201220182013201920192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days24 hours5 days7 days2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA208 x 208390 x 390453x454
Sizen/a1.39 inchesNA1.04 inches1.19 inches1.39 inches
Touch
TypeOLEDAMOLEDLEDLCDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATM2 ATM5 ATM0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuilt-inWear OSAndroid Wear
Apps
Music

All Wearables