BMW 5 series 2003 engine produces 2 HP more power than BMW 5 series 2007, whereas torque is 10 NM more than BMW 5 series 2007.
Fuel consumption
Fuel consumption (l/100km):
9.9
7.5
Real fuel consumption:
10.9 l/100km
10.0 l/100km
The BMW 5 series 2007 is a better choice when it comes to fuel economy. By specification BMW 5 series 2003 consumes 2.4 litres more fuel per 100 km than the BMW 5 series 2007, which means that if you drive 15,000 km in a year, the BMW 5 series 2003 could require 360 litres more fuel. By comparing actual fuel consumption based on user reports, BMW 5 series 2003 consumes 0.9 litres more fuel per 100 km than the BMW 5 series 2007.
Fuel tank capacity:
70 litres
70 litres
Full fuel tank distance:
700 km in combined cycle
930 km in combined cycle
930 km on highway
1180 km on highway
640 km with real consumption
700 km with real consumption
BMW 5 series 2007 gets more mileage on one fuel tank.
Engines
Average engine lifespan:
440'000 km
380'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used, but under equal conditions the average life of a BMW 5 series 2003 engine could be longer.
Engine production duration:
7 years
6 years
Engine spread:
Installed on at least 3 other car models, including BMW 3 sērija, BMW X3, BMW Z4
Used only for this car
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 5 series 2003 might be a better choice in this respect.
Dimensions
Length:
4.84 m
4.84 m
Width:
1.85 m
1.85 m
Height:
1.47 m
1.47 m
Both cars are similar in size. BMW 5 series 2003 and BMW 5 series 2007 are practically the same length.
BMW 5 series 2007 has fewer problems. According to annual technical inspection data BMW 5 series 2003 has serious deffects in 95 percent more cases than BMW 5 series 2007, so BMW 5 series 2007 quality is probably significantly better
