I haven't tried the 462, but my 584 plays like a total dream. Low notes project, good tone, really responsive keywork. I would guess the 462 should play similarly. Post back once you get it, and let us know what you think!
Flutes:1975 Gemeinhardt M2 in chrome nickel;1982 Armstrong 80;2006 Yamaha 584
Piccs:1978 Artley piece of crap 15 P;1982 Gemeinhardt 4S;1980s? Armstrong all wood (no model)
Bass:2006 Jupiter di Medici G0199
Treble:2009 Guo New Voice
+ many flute-cousins