In Italy he has been invited by some of the most prestigious musical institutions, like the Teatro alla Scala, Teatro Comunale di Bologna, Teatro La Fenice di Venezia, Maggio Musicale Fiorentino, Teatro San Carlo di Napoli, Teatro Carlo Felice di Genova, the Accademia Nazionale di Santa Cecilia, the Orchestra Sinfonica Nazionale della Rai, the Accademia Chigiana in Siena, the Festival Pianistico di Brescia e Bergamo, the Festival dei Due Mondi in Spoleto. He has also performed at the Théâtre du Châtelet in Paris, at the Concertgebouw in Amsterdam, at the Konzerthaus in Berlin, at Salzburg's Festival, at the Gasteig in Munich, at the Monnaie in Brussels, at the Teatro Colón in Buenos Aires, at the Kennedy Center in Washington, and in many other halls in England, Belgium, Holland, Chile, Uruguay, Brazil, Finland, Japan, and Australia.
The conductors he has worked with include Sir Simon Rattle, Daniele Gatti, Andrej Borejko, Leon Fleisher, Daniel Harding, Yuri Ahronovitch, David Robertson, Mikhail Pletnev, Alexander Lazarev, Andrea Battistoni, Michele Mariotti, Juraj Valčuha, Sascha Goetzel, and Eliahu Inbal.
The present season has Cominati performing at the Bratislava Festival, in Turin with the Orchestra Sinfonica Nazionale della Rai, in Palermo with the Orchestra del Teatro Massimo, at La Scala – where he will be interpreting a selection of works by Chopin for the ballet La Dame aux camélias – and then again in Milan with the Orchestra Sinfonica Giuseppe Verdi, in New York with the Chamber Orchestra of New York, at the Concertgebouw in Amsterdam within the prestigious Meesterpianisten series, and in Bologna with the Orchestra del Teatro Comunale led by Mariotti.
He has made recordings under Emi, «Suonare News», Acousence, and he has recorded the complete piano works of Ravel for «Amadeus». He recorded the complete piano works by Claude Debussy, for the centenary of his death celebrated in 2018.
Awarded first prize at the “Alfredo Casella” International Competition in Naples in 1991, Roberto Cominati came to the attention of critics and of the most renowned International concert halls when he won first prize at the “Ferruccio Busoni” Competition in Bolzano in 1993.