Garmin Vivosmart vs. Fitbit Alta HR vs. Polar A370 vs. Apple Watch Series 4 vs. Apple Series 6

 
Vivosmart
Alta HR
A370
Watch Series 4
Series 6
 GarminVivosmartRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAppleWatch Series 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$150$179.95$329$399
Release20142017201720182020

Activity & Fitness

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

Battery

Duration7 days7 daysUp to 3 daysNot YetNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16128 x 36160 x 80384 x 480384 x 480
Size1.41 inches1.4 inches1.18 inches1.78 inches40mm
Touch
TypeOLEDOLEDTFT LCDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMWR30Not Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OS 5WatchOS 5
Apps
Music

All Wearables