Garmin Forerunner 225 vs. Garmin Vivosmart HR vs. Garmin Forerunner 235 vs. Polar A370 vs. Amazfit GTS

 
Forerunner 225
Vivosmart HR
Forerunner 235
A370
GTS
 GarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 235Remove Buy NowPolarA370Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$170$299.99$179.95$150
Release20152015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days9 daysUp to 3 days14 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 68215 x 180160 x 80348 x 442
Size1 inch1.08 inches1.23 inches1.18 inches1.65 inches
Touch
Typen/an/aMIPTFT LCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMWR305 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OS
Appsn/a
Musicn/a

All Wearables