Coppa Italia currently the most watched cup competition in Italy. Just like Coupe de France and Copa de Rey not much information about Coppa Italia prize money shared. Total 78 teams qualified for the Coppa Italia and the winner gets place in UEFA Europa League.
Lazio currently most successful team with (7 titles). According to football source (€1.7 million) paid to the winners of 2016-17 final. The runner-ups for the final received (€1.1 million). The prize money did not include any tickets sales and tv rights money share. The information never shared how much tickets revenue shard to both clubs who reached final.
In Copa del Rey competition prize money (link) only paid to the club if they won another trophy with it. Total €250,000 prize fund later distributed among the winners as per sources in Copa del Rey. A report (TSM sports) revealed that Italian football clubs reached the quarter finals, finals received fixed amount from the tv rights. Clubs reached the final get 40% of ticket revenue share. Coppa Italia prize money currently not released for 2022 season of Serie A.