Timing belt usually needs to be replaced more often than the chain, but it is usually significantly cheaper. Timing belt motors are generally quieter and less vibrating than chain motors.
Performance
Power:
115 HP
115 HP
Torque:
285 NM
265 NM
Acceleration 0-100 km/h:
12.8 seconds
12 seconds
Audi A4 and BMW 3 series have the same engine power, but Audi A4 torque is 20 NM more than BMW 3 series. Audi A4 reaches 100 km/h speed 0.8 seconds later.
Fuel consumption
Fuel consumption (l/100km):
6.4
6.9
The Audi A4 is a better choice when it comes to fuel economy. Audi A4 consumes 0.5 litres less fuel per 100 km than the BMW 3 series, which means that by driving the Audi A4 over 15,000 km in a year you can save 75 litres of fuel.
Fuel tank capacity:
62 litres
63 litres
Full fuel tank distance:
960 km in combined cycle
910 km in combined cycle
1260 km on highway
1140 km on highway
Audi A4 gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Front wheel drive (FWD)
Rear wheel drive (RWD)
Engines
Average engine lifespan:
420'000 km
480'000 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 3 series engine could be longer.
Engine production duration:
3 years
9 years
Engine spread:
Installed on at least 4 other car models, including Volkswagen Passat, Volkswagen Golf, Audi A6, Volkswagen Bora
Used also on BMW 5 sērija
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Dimensions
Length:
4.48 m
4.48 m
Width:
1.73 m
1.74 m
Height:
1.42 m
1.41 m
Both cars are similar in size. Audi A4 and BMW 3 series are practically the same length.
Trunk capacity:
390 litres
435 litres
Trunk max capacity: with rear seats folded down
1250 litres
no data
BMW 3 series has more luggage space. Audi A4 has 45 litres less trunk space than the BMW 3 series.
Turning diameter:
11.1 meters
10 meters
The turning circle of the Audi A4 is 1.1 metres more than that of the BMW 3 series, which means Audi A4 can be harder to manoeuvre in tight streets and parking spaces.
Gross weight (kg):
1`920
2`010
Safety:
no data
Quality:
BMW 3 series has fewer problems. According to annual technical inspection data Audi A4 has serious deffects in 90 percent more cases than BMW 3 series, so BMW 3 series quality is probably significantly better
