BMW 3 series 2001 vs BMW 1 series 2004

 
BMW 3 series
2001 - 2003
BMW 1 series
2004 - 2007
Body: SedanHatchback
The hatchback generally has more luggage space thanks to a larger trunk door opening and the ability to convert the rear of the passenger compartment into luggage space. Sedans tend to be quieter than hatchbacks, due to a more isolated rear area.
Gearbox: ManualManual
Engine: 2.0 Diesel2.0 Diesel
Camshaft drive: Timing chainTiming chain

Performance

Power: 150 HP122 HP
Torque: 330 NM280 NM
Acceleration 0-100 km/h: 8.9 seconds10 seconds
BMW 3 series is more dynamic to drive.
BMW 3 series engine produces 28 HP more power than BMW 1 series, whereas torque is 50 NM more than BMW 1 series. Thanks to more power BMW 3 series reaches 100 km/h speed 1.1 seconds faster.

Fuel consumption

Fuel consumption (l/100km): 5.55.6
Real fuel consumption: 6.5 l/100km6.1 l/100km
The BMW 1 series is a better choice in terms of fuel economy based on user-reported consumption, although the specification shows otherwise.
By specification BMW 3 series consumes 0.1 litres less fuel per 100 km than the BMW 1 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 0.4 litres more fuel per 100 km than the BMW 1 series.
Fuel tank capacity: 63 litres50 litres
Full fuel tank distance: 1140 km in combined cycle890 km in combined cycle
1430 km on highway1110 km on highway
960 km with real consumption810 km with real consumption
BMW 3 series gets more mileage on one fuel tank.

Engines

Average engine lifespan: 420'000 km390'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration: 9 years9 years
Engine spread: Installed on at least 2 other car models, including BMW 1 sērija, BMW X3Used also on BMW 3 sērija
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 3 series might be a better choice in this respect.

Dimensions

Length: 4.47 m4.23 m
Width: 1.74 m1.75 m
Height: 1.42 m1.43 m
BMW 3 series is 24 cm longer than the BMW 1 series, 1 cm narrower, while the height of BMW 3 series is 1 cm lower.
Trunk capacity: 440 litres330 litres
Trunk max capacity:
with rear seats folded down
no data1150 litres
BMW 3 series has more luggage capacity.
BMW 3 series has 110 litres more trunk space than the BMW 1 series.
Turning diameter: 10 meters11 meters
The turning circle of the BMW 3 series is 1 metres less than that of the BMW 1 series, which means BMW 3 series can be easier to manoeuvre in tight streets and parking spaces.
Gross weight (kg): 1`9151`810
Safety:
Quality:
below average

average
BMW 1 series has fewer problems.
According to annual technical inspection data BMW 3 series has serious deffects in 90 percent more cases than BMW 1 series, so BMW 1 series quality is probably significantly better
Average price (€): 24003400
Rating in user reviews: 7.9/10 8.0/10
Pros and Cons: BMW 3 sērija has
  • more power
  • more dynamic
  • more full fuel tank mileage
  • longer expected engine lifespan
  • roomier boot
  • better manoeuvrability
  • lower price
BMW 1 sērija has
  • higher safety
  • fewer faults
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