How did The Marriage of Figaro use music to portray its characters and comic situations?

In Wolfgang Amadeus Mozart’s The Marriage of Figaro, the music serves as a sophisticated tool for characterization and dramatic storytelling, elevating the work beyond traditional opera buffa.1

Mozart’s score uses music to clarify social distinctions and provide deep psychological insight into the characters. A central achievement is the use of ensembles where music and dramatic meaning are closely linked. For example, the Act 3 "Letter Duet" realistically portrays the act of dictation and reading back, turning a mundane task into a musical event.12

The opera’s finales are particularly notable for their broad, symphonic organization. In the Act 2 finale, the tension of the Count’s interrogation of Figaro is mirrored in the tonal structure, which only returns to the tonic when the conflict is resolved, demonstrating a precise conjunction of music and drama. Furthermore, the orchestral writing provides an elaborate commentary on the action, adding depth to comic situations and a sense of seriousness to their resolutions. Through these techniques, Mozart’s music captures both the wit of the comedy and the underlying social tensions of the story.12