Polar M400 vs. Garmin Vivosmart 3 vs. Jawbone UP2 vs. Fitbit Inspire HR vs. Apple Series 6

 
M400
Vivosmart 3
UP2
Inspire HR
Series 6
 PolarM400Remove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP2Remove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$139.99$100$99$399
Release20142017201520192020

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days7 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a64 x 128NA139 x 60384 x 480
Sizen/aNANA1.4 inches40mm
TouchNA
Typen/aOLEDNAOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM5 ATMSplash resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAFitbit OSWatchOS 5
Apps
Music

All Wearables