He is noted for being more "inventive" than many peers regarding ornamentation and lead-ins. His partnership with Sir Neville Marriner is often seen as a standard for "well-groomed" and polished Mozart.
Widely considered a reference recording for these works, Perahia's cycle on Sony/CBS is praised for its "precision, clarity of expression, and beauty of sound".
Brendel’s interpretations are often favored for their intellectual depth and "gentle wit".
The famous Andante of No. 21 is played with "affecting delicacy" and "empyreal heights". 3. Alfred Brendel & Academy of St Martin in the Fields