M5 Expert (>4000)
Join Date: Jan 2009
Location: East Coast
Thanked 334 Times in 257 Posts
The only difference between 09 and 10 models is 10 models have the hard drive based navigation system whereas previous models have the DVD based one.
If you search on differences between model years, you'll find plenty of threads on the subject.
Retired: 2006 e46 ///M3 Silver-Gray SMG (sold)
Current: 2008 e60 DINAN ///M5 Interlagos Blue SMG
DINAN 3.91 Differential, Stage 2 Suspension, Free-flow exhaust, Stage III Software, Front strut braces,
High Flow Air mass meters and intakes, 13% Underdrive pulley, RPI Scoops. 12.5mm TMS Spacers.