The horsepower of the BMW is 30 hp bigger when compared to the Alfa Romeo 159 Sedan. While the difference is little it should not affect the vehicles performance largely.
The BMW burns up 2 l fewer fuel in the mixed cycle than the Alfa Romeo. The difference in the amount of 25 percent will be quite very appreciable in day-to-day usage of the vehicle. In the long run it will result in a considerable reduction of costs.
The BMW 3-Series E90 Limousine E90 has 36 newton meters more torque in relation to the Alfa Romeo 159 Sedan 1.8 MPI 16v 140HP manual. Even though the vast majority of drivers do not attach importance the maximum torque when buying a automobile, it shows the best how a car is speeding up. In this case the difference is little and for that reason the difference will not be much noticeable.
The fuel consumption of the BMW 3-Series E90 Limousine E90 is 1.6 l better in relation to the Alfa Romeo 159 Sedan. Despite the fact that the difference is little, in the long term it may cause that the vehicle would be noticably less expensive to utilize.
Acceleration 0-100 km/h
A small difference at the level of 20 % indicates that the Alfa Romeo 159 Sedan 1.8 MPI 16v 140HP manual is the worst car of these two compared. In the „mid-size class, being represented by the Alfa Romeo 159 Sedan 1.8 MPI 16v 140HP manual, the medium acceleration is 9.9 s and is by 3 % higher than this of Alfa Romeo car.
The top velocity of the BMW is greater in relation to of the Alfa Romeo 159 by 11, which allows the BMW 3-Series E90 to overcome faster long stretches of highway. The difference at the level of 11 percent is little and will not be a very noticable in everyday driving.
The BMW has 3 % longer wheelbase when compared to Alfa Romeo 159. Consequently the BMW 3-Series E90 is safer and has a better stability. Besides, longer wheelbase affects convenient and more comfortable driving.
Number of gears
The BMW 3-Series E90 Limousine E90 have a higher speed count in relation to the Alfa Romeo 159 Sedan which means
that BMW 3-Series E90 Limousine E90 320si 170HP manual would achieve
faster acceleration and better fuel
economy. But the difference is not big and unless you are drag
racing at a timed event you would not even
feel the difference.
The BMW 3-Series E90 Limousine E90 has 11 percent larger engine size than the Alfa Romeo 159 Sedan 1.8 MPI 16v 140HP manual. For the reason that the difference is not big, the BMW 3-Series E90 Limousine E90 should accelerate slightly faster, assuming that other paramerters are equal.
The higher a car is, the better is the comfort of getting in to it and greater capacity of putting big amount of stuff to it. The difference at the level of 2 mm to the advantage of the BMW 3-Series E90 is little and does not matter much.