They weigh about the same (or a little more) than the 19" VS8.2. Sell 'em and get some VS8.2!! Just kidding.
They are a nice looking wheel and not a bad weight really.
2016 M2 | Long Beach Blue | 6MT - current
2015 M4 | Austin Yellow | DCT
2014 Corvette Stingray | Z51 | Torch Red | 7MT
2012 MB C63 Coupe | Performance package | Obsidian Black
2011 E92 M3 | Jerez Black | Fox Red | DCT | Competition Package