Hi!
Ketron SD 40 is the winner. Sounds much more live. SD 40 styles and Tyros 5 right hand sounds is a perfect combination. I have the same set, but with Ketron MidjPro. Sounds very good.

/ Fozzie
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Audya-76, Korg PA4X, Genos, Roland E-A7, Ketron MidjPro, Ketron SD1000, Roland SC-8850, Zoom R-24, Zoom H2n, Guitars,
Amps, Band in a box 2017 audiophile, Ipad PRO with Auria and iConnect AUDIO4 interface, etc. etc.