Garmin Forerunner 225 vs. Fitbit Alta vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Polar A370

 
Forerunner 225
Alta
Vivosmart HR
Loop 2
A370
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$300$130$170$120$179.95
Release20152016201520152017

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks5 days5 days8 days (without notifications)Up to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a160 x 68n/a160 x 80
Size1 inchn/a1.08 inchesn/a1.18 inches
Touchn/a
Typen/aOLEDn/aLEDTFT LCD

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM2 ATMWR30

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

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

All Wearables