All just my personal opinion
Mozart: Violin Concerto No.5 in A, K.219 — comparing two non-HIP recordings with the following artists: Pinchas Zukerman / Saint Paul Chamber Orchestra (1982), Vadim Repin / Yehuhi Menuhin / Wiener Kammerorchester (1998)
Beethoven: Violin Concerto in D major, op.61 — comparing recordings with the following artists: Batiashvili (2007), Busch/Busch (1942), Faust/Abbado (2010), Francescatti/Walter (1961), Grumiaux/Galliera (1966), Heifetz/Munch (1955), Huberman/Szell (1934), Jansen/Järvi (2009), Kennedy (2007), Kopatchinskaja/Herreweghe (2009), Kreisler/Blech (1926), Kremer/Harnoncourt (1992), Menuhin/Furtwängler (1947), Milstein/Szell (1964), Mullova/Gardiner (2002), Oistrakh/Gauk (1952), Oistrakh/Cluytens (1959), Stern/Bernstein (1959), Szeryng/Schmidt-Isserstedt (1965), Suk/Konwitschny (1962), Tetzlaff/Zinman (2005), Zehetmair/Brüggen (1997)
Rachmaninoff: Piano Concerto No.3, op.30 — comparing recordings with the following artists: Rachmaninoff/Ormandy (1940), Ashkenazy/Previn (1972), Argerich/Chailly (1982), Kocsis/de Waart (1983), Wang/Dudamel (2013)
Chopin: Piano Concerto in E minor, op.11 — comparing recordings with the following artists: Argerich/Abbado (1967), Askenase/Otterloo (1960), Avdeeva/Wit (2010), Avdeeva/Brüggen (2012), Rubinstein/Barbirolli (1937), Rubinstein/Wallenstein (1953), Rubinstein/Skrowaczewski (1961)
Chopin: Piano Concerto F minor, op.21 — comparing recordings with the following artists: Askenase/Ludwig (1963), Avdeeva/Brüggen (2012), Haskil/Markevich (1960), Rubinstein/Barbirolli (1931), Rubinstein/Steinberg (1946), Rubinstein/Wallenstein (1958), Rubinstein/Ormandy (1968)
Comparing recordings with the following artists: Géza Anda, Camerata Academica (1962) / Vladimir Ashkenazy, Philharmonia Orchestra (1978) / Daniel Barenboim, English Chamber Orchestra (1971), Kristian Bezuidenhout, Petra Müllejans, Freiburger Barockorchester (2012)