I agree the M is easy to drive in the winter. Put on good winter tires, and drive appropriately. Only all-wheel drive would be better and that's only if it's driven properly...
Clearance in heavy snow in my only issue.
Certified High Performance Driving Instructor - BMW of North America, Porsche Club of America / Chief In-Vehicle Instructor - Fleet Safety International
Gone but not forgotten: 2008 E92 M3; Eisenmann Race Exhaust / Dinan 3.62 Limited Slip Differential / Dinan Software / Dinan High-Flow Intake / Dinan Camber Plates / Dinan Lowering Springs / Dinan Sway-Bars