Garmin Forerunner 225 vs. Fitbit Alta vs. Amazfit Arc vs. Michael Kors Access Sofie HR vs. Garmin Vivosmart 4

 
Forerunner 225
Alta
Arc
Access Sofie HR
Vivosmart 4
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$130$69.99$395$130
Release20152016201620192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days20 days2 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a72 x40390 x 39048 x 128
Size1 inchn/a0.42 inches1.19 inches0.74 inches
Touchn/a
Typen/aOLEDOLEDOMOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP670.3 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aWear OS
Appsn/a
Musicn/a

All Wearables