Polar V800 vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Apple Watch Series 4 vs. Fitbit Inspire HR

 
V800
Watch Series 2
Stratos
Watch Series 4
Inspire HR
 PolarV800Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$470$269$199$329$99
Release20142016201820182019

Activity & Fitness

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

Battery

Duration13 hours to 30 days18 hours5 daysNot Yet5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 300384 x 480139 x 60
Sizen/a1.5 inches or 1.65 inches1.34 inches1.78 inches1.4 inches
Touch
Typen/aAMOLEDOLEDMicroLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATM5 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSProprietaryWatch OS 5Fitbit OS
Apps
Music

All Wearables