Garmin Forerunner 225 vs. Garmin Vivosmart vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Vivofit 4

 
Forerunner 225
Vivosmart
Forerunner 935
645 Music
Vivofit 4
 GarminForerunner 225Remove Buy NowGarminVivosmartRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$170$500$450$79.95
Release20152014201720182018

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks7 daysUp to 2 weeks7 days1 year
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 180128 x 16240 x 240240 x 24088 x 88
Size1 inch1.41 inches1.2 inches1.2 inchesNA
Touch
Typen/aOLEDLCDMIPNA

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables