Joseph Gungl was a highly respected conductor of dance music, and this polka shows his gift for melodic clarity. The piece is notable for its rhythmic precision and light, conversational phrasing.
Maintain steady, controlled left-hand accompaniment to support the light right-hand patterns.
Comparable difficulty and character — good candidates for what to learn next.
Brünner-Polka (Op.165) is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 5.
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 Brünner-Polka (Op.165) lasts about 3 minutes.
Brünner-Polka (Op.165) 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 Blau-Veilchen by Joseph Gungl, Broadway Quick Step by Joseph Gungl, Piano Sonata No. 16 in C major by Wolfgang Amadeus Mozart — see the full similar-pieces list on this page.