Britannica
Sources used in this answer
How many cents are contained in one octave?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
In the context of tuning and temperament, one octave contains exactly 1,200 cents.1
This unit of measurement is defined such that one cent is equal to 1/1,200 of an octave. In the standard system of equal temperament, the octave is divided into 12 semitones, with each semitone measuring 100 cents.1