Hi Beakybird!
My tastes are different from others but I love the guitar tones and the breathy saxes - I also own the Casio WK-7500 and while those tones are well done and some appear to be similar the PX330 sounds better to me. Could be my ears though. I know George Kaye has better ears than me and might be able to comment as he has these side by side in his store.
-Linda
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Linda F
Casio Privia PX-560 - Korg Micro Arranger - Casio MZ X500