Polar M400 vs. Garmin Vivosport vs. Fitbit Inspire HR vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple Watch 8

 
M400
Vivosport
Inspire HR
Gen 5 Smartwatch Carlyle
Watch 8
 PolarM400Remove Buy NowGarminVivosportRemove Buy NowFitbitInspire HRRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$199$99$295$499
Release20142017201920192022

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days5 days1 day18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x 144139 x 60328 x 328340 x 272 or 390 x 312
Sizen/aNA1.4 inches1.3 inches1.5 inches or 1.65 inches
Touch
Typen/aMIPOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSWatchOS 9
Apps
Music

All Wearables