Which buffet clarinet should I keep: Pre R13 or E13?

[Carlos]

I have just bought pre R13 serial 44xxx and I also have a newer E13 serial K171xxx, both are near mint and made in france. I am thinking in selling one of them, Which one should I keep?

 

[Carl H.]

Which do you need more, money or a player?

 

[Carlos]

Which do you need more, money or a player?

a player