Garmin Forerunner 735XT vs. Garmin Vivoactive vs. Garmin 645 Music vs. Garmin Vivofit 4 vs. Polar Loop

 
Forerunner 735XT
Vivoactive
645 Music
Vivofit 4
Loop
 GarminForerunner 735XTRemove Buy NowGarminVivoactiveRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$450$250$450$79.95$100
Release20162015201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days14 hours to 11 days7 days1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180205 x 148240 x 24088 x 88NA
Size1.23 inches1.38 inches1.2 inchesNANA
Touchn/a
Typen/aLCDMIPNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables