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

 
Alta
One
Grayson
Forerunner 45
Access Sofie HR
Grayson
 FitbitAltaRemove Buy NowFitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$100$350$199$395$350
Release201620122018201920192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days24 hours7 days2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454208 x 208390 x 390453x454
Sizen/an/a1.39 inches1.04 inches1.19 inches1.39 inches
Touchn/a
TypeOLEDOLEDAMOLEDLCDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplast Resistant1 ATM5 ATM0.3 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid WearBuilt-inWear OSAndroid Wear
Apps
Music

All Wearables