Garmin Forerunner 225 vs. Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Amazfit Arc vs. Garmin 645 Music

 
Forerunner 225
Vivosmart HR
Forerunner 935
Arc
645 Music
 GarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$300$170$500$69.99$450
Release20152015201720162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysUp to 2 weeks20 days7 days
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 180160 x 68240 x 24072 x40240 x 240
Size1 inch1.08 inches1.2 inches0.42 inches1.2 inches
Touch
Typen/an/aLCDOLEDMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/a
Appsn/a
Musicn/a

All Wearables