A set of variations on a theme by Beethoven, written with a more contemporary harmonic language. The work explores thematic transformation through modern pianistic techniques.
Pay close attention to polyphonic voice leading and maintaining the character of the theme through the variations.
Comparable difficulty and character — good candidates for what to learn next.
Beethoven Variationen 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 Beethoven Variationen lasts about 5 minutes.
Beethoven Variationen 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 'Werde munter, mein Gemüte' by Johann Sebastian Bach, Bourrée h-Moll by Wilhelm Friedemann Bach, 1. Ricercar Primo (con due Soghetti) by Ascanio Mayone — see the full similar-pieces list on this page.