Polar M400 vs. Garmin Vivosmart vs. Huawei Band 3 Pro vs. Fitbit Inspire HR vs. Apple Series 6

 
M400
Vivosmart
Band 3 Pro
Inspire HR
Series 6
 PolarM400Remove Buy NowGarminVivosmartRemove Buy NowHuaweiBand 3 ProRemove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$170$70$99$399
Release20142014201820192020

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days12 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16454 x 454139 x 60384 x 480
Sizen/a1.41 inches1.39 inches1.4 inches40mm
Touch
Typen/aOLEDAMOLEDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM5 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAMAZFIT OSFitbit OSWatchOS 5
Apps
Music

All Wearables