All just my personal opinion
Schumann, Symphony No.1 in B♭ major, op.38 — comparing 5 recordings: Bernstein / Vienna Philharmonics (1984); Harnoncourt / Chamber Orchestra of Europe (1996); Gardiner / Orchestre Révolutionnaire et Romantique (1997); Zinman / Tonhalle Orchestra Zurich (2004); Dausgaard / Swedish Chamber Orchestra Örebro (2007)
Haydn: Symphony No.103 in E♭ major, “Drumroll” — comparing recordings with the following artists: Antal Doráti, Philharmonia Hungarica (1972) / Dennis Russell Davies, Stuttgarter Kammerorchester (2009)
Personal report on the Philharmonic Concert at Zurich Opera, 2013-12-22: Lise de la Salle and Fabio Luisi / Philharmonia Zurich — Rachmaninoff, Piano Concerto No.2 in C minor, op.18; Tchaikovsky: Symphony No.6 in B minor, op.74, “Pathétique”