All F40 M135i are Xdrive but front wheel drive bias and 80% of the time. great car. its what i came out out to the Z4 M40i and would say the M135i feels more rapid 0-50mph
All F40 M135i are Xdrive but front wheel drive bias and 80% of the time. great car. its what i came out out to the Z4 M40i and would say the M135i feels more rapid 0-50mph
It's because it can more readily put the power down across all 4 wheels compared to the rwd z4 which doesn't have the engine weight over the driving wheels. In optimum driving conditions, the Z4 will be equally as fast (faster in the US spec). Top end, the B58 has it no problem.
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