B&W Nautilus 802 or Wilson Audio Witt 1?

Hello friends, I'm from Argentna (here is very difficult to find high-end speakers) and I am between these 2 speakers, you have many experience, which of the 2 think it is better and why? "B&W Nautilus 802" or "Wilson Audio Witt 1"? from already thank you very much and sorry for my English (use the google translator jaja). Greetings!!