You can compare the maps here, but that of course ignores a huge amount of "hidden" data: http://mc.bbbike.org/mc/?lon=13.38885&lat=52.51703&zoom=11&num=4&mt0=

You can compare the maps here, but that of course ignores a huge amount of "hidden" data: http://mc.bbbike.org/mc/?lon=13.38885&lat=52.51703&zoom=11&num=4&mt0=mapnik&mt1=google-map&mt2=bing-map&mt3=mapnik-german http://mc.bbbike.org/mc/?lon=13.38885&lat=52.51703&zoom=11&n... Then there was a small analysis in Germany in 2012, but obviously a lot has changed since then. http://www.mdpi.com/1999-5903/4/1/1 http://www.mdpi.com/1999-5903/4/1/1 (Or just have a look at the images on the German article: http://neis-one.org/2012/01/osm-germany-2007-2011/ http://neis-one.org/2012/01/osm-germany-2007-2011/)