| Title | String Octet | 
| Alternative title | Ottetto | 
| Creators | Felix Mendelssohn (composer) | 
| Opus | MWV R 20 | 
| Instrumentation | strings 4 violins, 2 violas and 2 cellos | 
| Number of movements | 4 | 
| Keys | E flat major | 
| Composed | 1825 | 
| First published | 1833 | 
| Dedication | Eduard Ritz | 
| Tempo markings | — | 
| Metronome markings | — | 
| Time signatures | — | 
| Average duration (sec) | 1920 | 
| Number of measures | — | 
| Composition types | Octets | 
| Period | Romantic | 
| View on IMSLP |  | 
| Code |  | 
| Title click for details | Metronome | Key | Measures | 
|---|---|---|---|
| Allegro moderato con fuoco | — | — | 318 | 
| Andante | — | C minor | 102 | 
| Scherzo. Allegro leggierissimo | — | G minor | 241 | 
| Presto | — | E flat major | 429 | 
| Details | Section | Arranged for | Arranger | 
|---|---|---|---|
| view | Complete | flute, violin, cello and piano 2 violins, cello and piano | Edward Shuttleworth | 
| view | Complete | piano 4 hands, 2 violins, viola and cello | Carl Burchard | 
| view | Complete | violin, cello and piano 4 hands | Johannes N. Rauch | 
| view | Complete | piano 4 hands | — | 
| view | Complete | piano | Ivan Karlovič Čerlickij | 
| view | Scherzo (No.3) | 2 oboes, 2 clarinets, 2 bassoons and 2 horns | Patrick Clements | 
| view | Scherzo (No.3) | flute, violin, cello and piano 2 violins, cello and piano | Edward Shuttleworth | 
| view | Scherzo (No.3) | piano | — | 
| Details | Section | Type | Publisher | Date | File | 
|---|---|---|---|---|---|
| view | Complete | — | Manuscript | 1825 | Complete Score · view | 
| view | Complete | — | — | — | Complete Score · view | 
| view | Complete | — | Mutopia | — | Complete Score · view | 
| view | Complete | — | Universal Edition | — | Complete Score · view | 
| view | Complete | parts | Edition Peters | — | Violin 1 · view Violin 2 · view Violin 3 · view Violin 4 · view Viola 1 · view Viola 2 · view Cello 1 · view Cello 2 · view | 
| view | Complete | parts | Universal Edition | — | Violin 1 · view Violin 2 · view Violin 3 · view Violin 4 · view Viola 1 · view Viola 2 · view Cello 1 · view Cello 2 · view | 
| view | Complete | parts | Universal Edition | — | Violin 1 · view Violin 2 · view Violin 3 · view Violin 4 · view Viola 1 · view Viola 2 · view Cello 1 · view Cello 2 · view | 
| view | Complete | parts | Mutopia | — | Violin 1 · view Violin 2 · view Violin 3 · view Violin 4 · view Viola 1 · view Viola 2 · view Cello 1 · view Cello 2 · view | 
| view | Complete | Arrangement for flute, violin, cello and piano 2 violins, cello and piano | Ewer | — | Complete Score and Parts · view | 
| view | Complete | Arrangement for piano 4 hands, 2 violins, viola and cello | Breitkopf und Härtel | — | Piano 1, 2 · view String Parts · view | 
| view | Complete | Arrangement for violin, cello and piano 4 hands | Litolff | — | Violin and Cello Parts · view | 
| view | Complete | Arrangement for piano 4 hands | Edition Peters | — | Complete Score · view Color Cover · view | 
| view | Complete | Arrangement for piano 4 hands | Universal Edition | — | Complete Score · view | 
| view | Complete | Arrangement for piano | Breitkopf und Härtel | 1861 | Complete Score · view | 
| view | Scherzo (No.3) | Arrangement for 2 oboes, 2 clarinets, 2 bassoons and 2 horns | Patrick Clements | 2000 | Complete Score · view Complete Parts · view | 
| view | Scherzo (No.3) | Arrangement for flute, violin, cello and piano 2 violins, cello and piano | Ewer | — | Complete Score and Parts (monochrome) · view | 
| view | Scherzo (No.3) | Arrangement for piano | Bartholf Senff | — | Complete Score · view | 
| Details | Ensemble | Performers | Files | 
|---|---|---|---|
| view | — | Jupiter String Quartet (string quartet) and Borromeo String Quartet (string quartet) | Complete Performance · file | 
| view | Musicians from Marlboro (chamber ensemble) | Complete Performance · file | 
©2025 David P. Anderson