Dethier's Allegro gioioso is a light, virtuosic salon piece that captures the bright, jubilant spirit of late Romantic keyboard writing. It stands out for its rapidly changing figurations and lighthearted, sparkling character.
Precision in the rapid, light finger work is essential for the playful character.
Comparable difficulty and character — good candidates for what to learn next.
Allegro gioioso is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 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 Allegro gioioso lasts about 3 minutes.
Allegro gioioso 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 Alexander's Ragtime Band by Irving Berlin, Canto del guajiro by Ernesto Lecuona, Black and White Rag by George Botsford — see the full similar-pieces list on this page.