Garmin Forerunner 225 vs. Polar Loop 2 vs. Amazfit Stratos vs. Garmin Fenix 5X vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Forerunner 225
Loop 2
Stratos
Fenix 5X
Grayson
Grayson
 GarminForerunner 225Remove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowGarminFenix 5XRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$120$199$699$350$350
Release201520152018201720182018

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 days (without notifications)5 daysUp to 12 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
Resolution180 x 180n/a320 x 300240 x240453 x 454453x454
Size1 inchn/a1.34 inches1.2 inches1.39 inches1.39 inches
Touch
Typen/aLEDOLEDNAAMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM10 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aProprietaryAndroid WearAndroid Wear
Appsn/a
Musicn/a

All Wearables