Amazfit Arc vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Polar A370 vs. Garmin Forerunner 45

 
Arc
Alta HR
Vivofit 4
A370
Forerunner 45
 AmazfitArcRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$69.99$150$79.95$179.95$199
Release20162017201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days1 yearUp to 3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40128 x 3688 x 88160 x 80208 x 208
Size0.42 inches1.4 inchesNA1.18 inches1.04 inches
Touch
TypeOLEDOLEDNATFT LCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemBuilt-in
Apps
Music

All Wearables