Pebble Steel vs. Polar M400 vs. Garmin Vivosmart HR vs. Garmin Vivoactive 3 vs. Apple Series 6

 
Steel
M400
Vivosmart HR
Vivoactive 3
Series 6
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowGarminVivoactive 3Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$200$170$299$399
Release20142014201520172020

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days5 days7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a160 x 68240 x 240384 x 480
Size1.26 inchesn/a1.08 inches1.2 inches40mm
Touch
Typee-papern/an/aMIPMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWatchOS 5
Apps
Music

All Wearables