All just my personal opinion
Review, concert of the Orpheum Foundation, Tonhalle Zurich, 2017-04-20: Vladimir Fedoseyev, Tchaikovsky Symphony Orchestra, works by P.I. Tchaikovsky: Francesca da Rimini, op.32; Violin Concerto in D major, op.35 (Jan Mráček); Piano Concerto No.1 in B♭ minor, op.23 (Mélodie Zhao)
Concert review: Barbara Hannigan, Tonhalle Orchestra Zurich, 2017-04-02 — Ligeti: “Atmosphères” for grand orchestra; Berg: Symphonic pieces from “Lulu”; Debussy: “Nuages” from “Trois Nocturnes”, L.91; Stravinsky: Symphony in Three Movements
Concert review: Jan Willem de Vriend, Tonhalle Orchestra Zurich; Zurich, 2017-03-15 — Wolfgang Amadeus Mozart (1756 – 1791): Symphony No.39 in E♭ major, K.543; Symphony No.40 in G minor, K.550; Symphony No.41 in C major, K.551, “Jupiter”
Concert review: David Zinman, Tonhalle Orchestra Zurich; Zurich, 2017-03-03 — Gustav Mahler (1860 – 1911): Symphony No.6 in A minor, “Tragic”
Concert review — Zurich, 2016-12-14: Steven Isserlis, Paavo Järvi/Tonhalle Orchestra Zurich performing Sergei Prokofiev: Cello Concerto in E minor, op.58; Robert Schumann: Symphony No.3 in E♭ major, op.97, “Rhenish”
Concert review — Tonhalle Zurich, 2016-12-07: Sir András Schiff, Bernard Haitink and the Tonhalle Orchestra performing Beethoven (Piano Concerto No.5 in E♭ major, op.73, “Emperor”) and Bruckner (Symphony No.9 in D minor, WAB 109)