Amazfit Arc vs. Polar A370 vs. Fitbit Inspire HR vs. Apple Watch 8 vs. Apple Series 6

 
Arc
A370
Inspire HR
Watch 8
Series 6
 AmazfitArcRemove Buy NowPolarA370Remove Buy NowFitbitInspire HRRemove Buy NowAppleWatch 8Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$69.99$179.95$99$499$399
Release20162017201920222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 daysUp to 3 days5 days18 hrsNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40160 x 80139 x 60340 x 272 or 390 x 312384 x 480
Size0.42 inches1.18 inches1.4 inches1.5 inches or 1.65 inches40mm
Touch
TypeOLEDTFT LCDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP67WR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatchOS 9WatchOS 5
Apps
Music

All Wearables