This piece is a romantic transcription and thematic elaboration on materials from the opera 'Il Bravo'. It utilizes the piano's full range to mimic operatic vocal styles and orchestral colors.
The main difficulty is integrating complex ornamentation into the cantabile melody line.
Comparable difficulty and character — good candidates for what to learn next.
Capriccio brillante sur 'Il Bravo' is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7. In the RCM system it corresponds to about level 7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Capriccio brillante sur 'Il Bravo' lasts about 6 minutes.
Capriccio brillante sur 'Il Bravo' is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Blaník, JB 1:112/6 by Bedřich Smetana, Bohemian Girl - Brilliant Fantasia by Sydney Smith, Bohemian Girl Fantasie by Charles Kunkel — see the full similar-pieces list on this page.