All just my personal opinion
Piano Recital by Konstantin Scherbakov at Zurich Tonhalle, 2015-12-12 — Beethoven: Piano Sonata in C♯ minor, op.27/2, “Moonlight” / Variations with Fugue in E♭ major, op.35, “Eroica”; Liszt: Transcription of L.v.Beethoven’s Symphony No.3 in E♭ major, op.55, “Eroica”
Piano recital by Stephen Kovacevich in Baden / Switzerland, 2015-09-18, featuring Alban Berg’s Piano Sonata in B minor, op.1, and Franz Schubert’s last two Piano Sonatas, the Sonata in A major (D.959), and the Sonata in B♭ major (D.960)
Beethoven: Piano Sonata No.26 in E♭ major, op.81a, “Les Adieux” — comparing recordings with the following artists: Wilhelm Backhaus (1961), Paul Badura-Skoda (1969), Daniel Barenboim (1984), Ronald Brautigam (2007), Emil Gilels (1984), Friedrich Gulda (1967), Arthur Rubinstein (1940 and 1962), Artur Schnabel (1935)
Comparing recordings with the following artists: Wilhelm Backhaus (1966), Paul Badura-Skoda (1969), Daniel Barenboim (1984), Ronald Brautigam (2008), Emil Gilels (1985), Friedrich Gulda (1967), Igor Levit (2013), Maurizio Pollini (1976), Svjatoslav Richter (1965), Artur Schnabel (1935)
Claire Huangci played the Scarlatti sonatas without interruption, and without repeats — this way, she formed a single piece where it was hard for the listener to recognize transitions from one sonata to the next. It’s an interesting idea…
Beethoven: Piano Sonata No.32 in C minor, op.111 — Comparing recordings with the following artists: Wilhelm Backhaus (1961), Paul Badura-Skoda (1969), Daniel Barenboim (1984), Ronald Brautigam (2008), Friedrich Gulda (1967), Julius Katchen (1968), Wilhelm Kempff (1964), Igor Levit (2013), Maurizio Pollini (1976), András Schiff (2012), Artur Schnabel (1935)