Are you not interested in a CLD-97 / CLD-959?
It's a much better unit than those you've listed (with the exception of maybe the LD-S2... but the LD-S2 is not a 2-sided player).
It's a much better unit than those you've listed (with the exception of maybe the LD-S2... but the LD-S2 is not a 2-sided player).