Atterberg's 'Ballad Without Words' is a lyrical, atmospheric composition that favors song-like melody over complex thematic development. It reflects a Scandinavian late-Romantic aesthetic filtered through modern clarity.
The technical demand involves balancing the inner voices to sustain the lyrical, hymn-like texture.
Comparable difficulty and character — good candidates for what to learn next.
Ballad Without Words (Op.56) 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 Ballad Without Words (Op.56) lasts about 4 minutes.
Ballad Without Words (Op.56) 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 Bäckahästen by Kurt Atterberg, Intermezzo in A major, No. 2 by Johannes Brahms, Albumblatt by Max Reger — see the full similar-pieces list on this page.