BMW 3 series is more dynamic to drive. BMW 3 series engine produces 3 HP more power than BMW 5 series, but torque is 10 NM less than BMW 5 series. Thanks to more power BMW 3 series reaches 100 km/h speed 0.9 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
8.9
9.0
Real fuel consumption:
10.0 l/100km
9.7 l/100km
By specification BMW 3 series consumes 0.1 litres less fuel per 100 km than the BMW 5 series, which means that by driving the BMW 3 series over 15,000 km in a year you can save 15 litres of fuel. But when we compare the real fuel consumption reported by users, BMW 3 series consumes 0.3 litres more fuel per 100 km than the BMW 5 series.
Fuel tank capacity:
63 litres
70 litres
Full fuel tank distance:
700 km in combined cycle
770 km in combined cycle
950 km on highway
1020 km on highway
630 km with real consumption
720 km with real consumption
BMW 5 series gets more mileage on one fuel tank.
Dimensions
Length:
4.52 m
4.84 m
Width:
1.82 m
1.85 m
Height:
1.42 m
1.47 m
BMW 3 series is smaller. BMW 3 series is 32 cm shorter than the BMW 5 series, 3 cm narrower, while the height of BMW 3 series is 5 cm lower.
Trunk capacity:
460 litres
520 litres
BMW 5 series has more luggage space. BMW 3 series has 60 litres less trunk space than the BMW 5 series.
BMW 5 series has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 10 percent more cases than BMW 5 series, so BMW 5 series quality is probably slightly better
