The main exhibition of the Sibelius Museum presents the Finnish musical culture from different angles. It also offers glimpses of other European and non-Europan musical cultures. In the downstairs Organ hall a number of Finnish keyboard instruments and the organ collection of the museum are displayed.

In the museum’s Sibelius exhibition the life and work of the national composer of Finland is introduced.

The Sibelius Museum also arranges special exhibitions on different themes on a yearly basis.