Only had my car a few weeks now but I'm averaging 10.9L/100km (21.5 mpg) with winter tires so far. Definitely an improvement over my old E90 which averaged close to 13.0L/100km (18 mpg) on winter tires. About 70% city 30% highway.
2013 BMW 328i xDrive Sport Line
Mineral Grey on Everest Grey