The Samsung Galaxy S24 Ultra was officially announced on January 17, 2024, during Samsung’s Unpacked event in San Jose, California[1][5].
The phone was released in the United States and Europe on January 31, 2024, alongside the Galaxy S24 and S24+ models[1][5].
Pre-orders started right after the announcement, and the device became available for retail purchase from January 31, 2024[5].