BMW 1 series and BMW 3 series have the same engine power, the torque is the same for both cars. BMW 1 series reaches 100 km/h speed 0.3 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
5.4
5.4
Fuel tank capacity:
51 litres
61 litres
Full fuel tank distance:
940 km in combined cycle
1120 km in combined cycle
1130 km on highway
1380 km on highway
790 km with real consumption
960 km with real consumption
BMW 3 series gets more mileage on one fuel tank.
Ground clearance:
147 mm (5.8 inches)
144 mm (5.7 inches)
Engines
Average engine lifespan:
350'000 km
350'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
17 years
17 years
Dimensions
Length:
4.36 m
4.53 m
Width:
1.75 m
1.82 m
Height:
1.42 m
1.42 m
BMW 1 series is smaller, but slightly higher. BMW 1 series is 17 cm shorter than the BMW 3 series, 7 cm narrower the height of the cars does not differ significantly.
Trunk capacity:
370 litres
460 litres
BMW 3 series has more luggage space. BMW 1 series has 90 litres less trunk space than the BMW 3 series.
Turning diameter:
10.7 meters
11 meters
The turning circle of the BMW 1 series is 0.3 metres less than that of the BMW 3 series.
BMW 1 series has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for BMW 3 series, so BMW 1 series quality could be a bit better.
