This piece is a delicate, late-period Liszt composition known for its profound introspection and sparse harmonic texture. It is musically distinguished by its extreme dynamic subtlety and ephemeral nature.
The primary challenge is managing the extremely soft dynamics while sustaining long, expressive lines.
Comparable difficulty and character — good candidates for what to learn next.
Andante sensibilissimo (S.701c) is rated Henle level 6 of 9 — advanced repertoire, roughly ABRSM grades 7–8. In the RCM system it corresponds to about level 8.
You should be comfortable at Henle level 6 — meaning you can already play level 5–6 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 Andante sensibilissimo (S.701c) lasts about 4 minutes.
Andante sensibilissimo (S.701c) 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 Andante sensibilissimo by Franz Liszt, Un sospiro by Franz Liszt, Consolation No. 3 by Franz Liszt — see the full similar-pieces list on this page.