The BMW 3-Series F30 consumes 47 percent less amount of fuel in the mixed cycle in comparison to the Lexus IS III 250 207HP automatic. The difference at the level of 4 liters will be quite very appreciable in day-to-day usage of the car. In the long term it would allow you to make a real savings.
Thanks to 51 percent greater torque, the engine of the BMW does a much better job of transmitting power to the wheels than the Lexus. This, in turn, have positive implications for a car's acceleration.
Acceleration 0-100 km/h
A little difference in the amount of 5 % indicates that the Lexus IS III is the worst car of these two compared. In the „middle segment, being represented by the Lexus IS III, the medium acceleration is 9.9 s and is by 1.8 s lower than this of Lexus car.
The top velocity of the BMW 3-Series F30 Touring F31 is greater as compared to this of the Lexus which allows to drive the same distance on the highway in shorter period of time. The difference at the level of 5 km/h is little and is imperceptible in everyday driving.
Maximal torque RPM
This big difference stems from the fact that both compared cars have different engines. The BMW 3-Series F30 Touring F31 320d 184HP manual has the diesel engine while the Lexus is equipped with the petrol engine. Taking into account different kinds of engines, comparing this feature is pointless.
Number of doors
A 5-door car usually is a hatchback and as a result the BMW 3-Series F30 Touring F31 320d 184HP manual, which whole rear including the window lifts up and the rear seats folds flat giving more space for cargo, has an advantage on the four-door Lexus which in turn has smaller lid and a partition behind the rear seats.