Fitbit Alta vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus vs. Polar A370

 
Alta
Forerunner 935
645 Music
Vivosmart HR Plus
A370
 FitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$130$500$450$179$179.95
Release20162017201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks7 days5 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x 240160 x 68160 x 80
Sizen/a1.2 inches1.2 inches0.5 inches x 0.8 inches1.18 inches
Touchn/a
TypeOLEDLCDMIPLCDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATMWR30

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables