BMW 4 series is more dynamic to drive. BMW 4 series engine produces 61 HP more power than BMW 3 series, whereas torque is 80 NM more than BMW 3 series. Thanks to more power BMW 4 series reaches 100 km/h speed 1.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
6.3
5.8
Real fuel consumption:
8.9 l/100km
8.0 l/100km
The BMW 3 series is a better choice when it comes to fuel economy. By specification BMW 4 series consumes 0.5 litres more fuel per 100 km than the BMW 3 series, which means that if you drive 15,000 km in a year, the BMW 4 series could require 75 litres more fuel. By comparing actual fuel consumption based on user reports, BMW 4 series consumes 0.9 litres more fuel per 100 km than the BMW 3 series.
Fuel tank capacity:
60 litres
60 litres
Full fuel tank distance:
950 km in combined cycle
1030 km in combined cycle
1150 km on highway
1270 km on highway
670 km with real consumption
750 km with real consumption
BMW 3 series gets more mileage on one fuel tank.
Ground clearance:
130 mm (5.1 inches)
140 mm (5.5 inches)
Because of the higher ground clearance, BMW 3 series can perform better on bad roads - it can go over higher obstacles and bumps. At the same time, the higher ground clearance can reduce stability and handling on paved roads, especially at higher speeds. Note, however, that this BMW 3 series version does not have 4x4 drive, which is very important in poor road conditions. Choose from ten 4x4 versions of BMW 3 series 2015 if off-road driveability is important to you.
Engines
Average engine lifespan:
320'000 km
300'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
10 years
7 years
Engine spread:
Installed on at least 2 other car models, including BMW 5 sērija, BMW 2 sērija
Installed on at least 8 other car models, including BMW 5 sērija, BMW 1 sērija, BMW X3, BMW X1
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.64 m
4.63 m
Width:
1.83 m
1.81 m
Height:
1.39 m
1.43 m
BMW 4 series is larger, but slightly lower. BMW 4 series and BMW 3 series are practically the same length.
Trunk capacity:
481 litres
480 litres
Trunk max capacity: with rear seats folded down
1300 litres
no data
BMW 4 series has 1 litres more trunk space than the BMW 3 series.
