Violin Sonata no. 20 in C major, K.303
Classical Sonata Violin and Piano
In brief

This sonata exudes a cheerful and playful atmosphere, typical of the classical style, with lively dialogues between the violin and piano. The student will need to focus on precision in articulations and interpreting the nuances to capture the playful spirit of the work. Composed during a time when Mozart was developing his musical language, this sonata reflects his creative genius and legacy in chamber music.

Formation

Violin and piano · 2 performers

Required forces
Violin 1 performers
Piano 1 performers
Playable parts
Violin Piano
MusicCoach difficulty
47/100
Intermediate
Likely range : 37–57/100
Confidence : 56% · fair confidence
BeginnerIntermediateAdvancedVirtuoso
Exam grade
About grade 5

Estimated from our difficulty score, not taken from an exam syllabus. Checked against 333 works on the ABRSM syllabus: the exact grade is right 7 times out of 10, and within one grade 99 times out of 100.

Difficulty estimate by MusicCoach on a scale of 1 to 100.

Where this work sits
050100

Most works cluster between 45 and 65: a small score gap often marks a real step. The highlighted bar shows this work among those for the same instrument.

The MusicCoach difficulty measures a work's overall demands (technique, reading, stamina) on a shared 0-100 scale, consolidated from editorial and pedagogical reference points (Henle, exam syllabuses, curation) and our own analyses. It measures neither musical value nor the practice time YOU will need: two musicians of the same level can experience the same work very differently depending on their strengths (hands used to octaves, quick sight-reading…). The confidence reflects how many reference points sit behind the score and how well they agree — a lightly documented score is flagged “to validate”. For a truly personal bearing, the diagnostic and your space compare each work to YOUR estimated level, which the score alone cannot do.

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Difficulty sources
Henle Verlag
4
38/100 normalised · 3 obs.
MusicCoach expertise
55
55/100 normalised
Relative difficulty
55%
Among Wolfgang Amadeus Mozart
43%
Era Classical
22%
Genre
Estimated skills
Theory
Harmonic analysis
1
Theory
Knowledge of forms
1
Technique
Bow legato
1
Tone
Vibrato
1
Style
Classical style
1
Style
Character and style
1
Technique
Position changes
1
Interpretation
Dynamics
2
Technique
Fast passages
1
Interpretation
Phrasing
2
What to play next?

Each suggestion combines difficulty gap, risk, confidence and skill overlap. The first two cards in each column are the most useful pedagogically.

See the whole progression