Concerto for Two Cellos, RV 531

[6] Karl Heller noted that "the dark color of the two deep-toned instruments perfectly matches the serious expression, which is devoid of all virtuosity".

[7] He continued: The most striking aspect of the first movement (Allegro) is the wholly individual organizational approach that Vivaldi took in the opening.

[6] The final movement, Allegro, begins with "catchy offbeat syncopations" in the orchestra, before the soloists enter for "musical acrobatics".

[2] The musicologist Michael Talbot noted the concerto's "highly charged emotional content" showing right at the beginning, and read "an almost autobiographical sadness" in the slow movement.

He found the "frenetic" finale "see-sawing in rhythm and tonality alike", and summarized: "This is a concerto to single out among the hundreds that Vivaldi wrote.