Every arranger had stronger and weaker points.
We all know that.
We all have different needs.
As a guitar player I find Roland guitars the weakest and unacceptable for me.
The organs in the Genos are more than sufficient for me.
However I bought this amazing expansion pack on sale for $30 on the Yamaha website.

Organ Session

Big difference. And I am happy.

Here is another one:

Organ Live

Eric