I think it just boils down to dollar and cents. I like them both but In the ideal world I would want them as squad players so when Riera or Roly goes down, then LIa comes in and the same applys to Manny with Dura.
If they are starting players next year, I don't think we would have a strong starting 11.
I would imagine that both are probably on some decent coin and maybe we could get a similar level player for less cash, freeing up money else where.
If I was to keep one it likely would be Manny as he covers more posi's