philips 37" 37PF7531D vs PHILIPS 32PF9641D/10 vs Sony KDL32D3000 vs SAMSUNG LE32M86BD

Alright,

had previously put on a thread tring to make the choice between two lcd's but someone put the idea of a philips in my tiny mind so now i have more lcd's to make a choice from. any ideas, opinions suggestions would be much appreciated. So which is it to be

philips 37" 37PF7531D vs PHILIPS 32PF9641D/10 vs Sony KDL32D3000 or SAMSUNG LE32M86BD.

I do realise there is a 37" in there but i am not entirely sure bout the right size either. much help needed.