BMW 3 series 2001 vs BMW 1 series 2004

 
BMW 3 series
2001 - 2003
BMW 1 series
2004 - 2007
Gearbox: ManualManual
Engine: 2.0 Diesel2.0 Diesel
Camshaft drive: Timing chainTiming chain

Performance

Power: 150 HP163 HP
Torque: 330 NM340 NM
Acceleration 0-100 km/h: 8.9 seconds7.9 seconds
BMW 1 series is a more dynamic driving.
BMW 3 series engine produces 13 HP less power than BMW 1 series, whereas torque is 10 NM less than BMW 1 series. Due to the lower power, BMW 3 series reaches 100 km/h speed 1 seconds later.

Fuel consumption

Fuel consumption (l/100km): 5.55.7
Real fuel consumption: 6.5 l/100km6.5 l/100km
By specification BMW 3 series consumes 0.2 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 30 litres of fuel.
Fuel tank capacity: 63 litres50 litres
Full fuel tank distance: 1140 km in combined cycle870 km in combined cycle
1430 km on highway1080 km on highway
960 km with real consumption760 km with real consumption
BMW 3 series gets more mileage on one fuel tank.
Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy.

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: 4.26 m4.23 m
Width: 1.75 m1.75 m
Height: 1.41 m1.43 m
Both cars are similar in size. BMW 3 series is 3 cm longer than the BMW 1 series, width is practically the same , while the height of BMW 3 series is 2 cm lower.
Trunk capacity: 310 litres330 litres
Trunk max capacity:
with rear seats folded down
1100 litres1150 litres
Despite its longer length, BMW 3 series has 20 litres less trunk space than the BMW 1 series. This could mean that the BMW 3 series uses more space in the cabin, so the driver and passengers could be more spacious and comfortable. The maximum boot capacity (with all rear seats folded down) is larger in BMW 1 series (by 50 litres).
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`8951`840
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 (€): 24003000
Rating in user reviews: 7.9/10 8.2/10
Pros and Cons: BMW 3 sērija has
  • more full fuel tank mileage
  • longer expected engine lifespan
  • better manoeuvrability
  • lower price
BMW 1 sērija has
  • more power
  • more dynamic
  • roomier boot
  • higher safety
  • fewer faults
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