See also:

BMW 650i in the Market
I may prefer the Jaguar to the BMW, but the 650i is still a remarkable machine that will find plenty of fans among current BMW owners. Does it deliver a luxurious convertible interior and a gorgeo ...

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...

Check the tire inflation pressure regularly
Check and, if necessary, correct the tire inflation pressure at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...