Pebble Steel vs. Polar M400 vs. Fitbit Charge 2 vs. Amazfit Cor vs. Samsung Galaxy Watch

 
Steel
M400
Charge 2
Cor
Galaxy Watch
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowFitbitCharge 2Remove Buy NowAmazfitCorRemove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$150$200$150$79.99$330
Release20142014201620182018

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days5 days12 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/a80 x 160360 x 360
Size1.26 inchesn/an/a1.23 inches1.2 inches or 1.3 inches
Touchn/a
Typee-papern/aOLEDIPS LCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aTizen OS
Apps
MusicSpotify

All Wearables