I've probably said this a few times in this thread, but in relation to the sneakers, it all depends.
Padded models vs non padded models + foot width.
Yes, the rule seems to be to size down 1, however if you have wide feet, I do not recommend this.
IMO, the same goes for the padded models like the Vintage.
For example, in the Tournament Low's (which are suede and not padded), I can wear a 41.
In the latest vintage models (and any others which are...