This setting provides a contrasting interpretation of the 'spartenza' theme through a more subdued harmonic palette. Its distinction lies in the delicate layering of the voice against a steady, chordal accompaniment.
The technical difficulty is concentrated in balancing the melody with the accompaniment while utilizing sensitive pedaling.
Comparable difficulty and character — good candidates for what to learn next.
'A spartenza is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 3.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 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 'A spartenza lasts about 4 minutes.
'A spartenza 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 'Who Knows?' by Ernest Roland Ball, Blue River by Joseph Meyer, 'Taint So, Honey, 'Taint So by Willard Robison — see the full similar-pieces list on this page.