Garmin Forerunner 225 vs. Fitbit Alta vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Forerunner 225
Alta
Forerunner 935
Grayson
Forerunner 45
Grayson
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$130$500$350$199$350
Release201520162017201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysUp to 2 weeks24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a240 x 240453 x 454208 x 208453x454
Size1 inchn/a1.2 inches1.39 inches1.04 inches1.39 inches
Touchn/a
Typen/aOLEDLCDAMOLEDLCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM1 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearBuilt-inAndroid Wear
Appsn/a
Musicn/a

All Wearables