Audi A4 is a more dynamic driving. Opel Astra engine produces 9 HP less power than Audi A4, but torque is 5 NM more than Audi A4. Due to the lower power, Opel Astra reaches 100 km/h speed 1 seconds later.
Fuel consumption
Fuel consumption (l/100km):
5.9
5.3
Real fuel consumption:
6.0 l/100km
5.9 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification Opel Astra consumes 0.6 litres more fuel per 100 km than the Audi A4, which means that if you drive 15,000 km in a year, the Opel Astra could require 90 litres more fuel. By comparing actual fuel consumption based on user reports, Opel Astra consumes 0.1 litres more fuel per 100 km than the Audi A4.
Opel Astra is smaller, but higher. Opel Astra is 19 cm shorter than the Audi A4, 2 cm narrower, while the height of Opel Astra is 9 cm higher.
Trunk capacity:
480 litres
390 litres
Trunk max capacity: with rear seats folded down, if possible
1500 litres
1250 litres
Opel Astra has more luggage capacity. Even though the car is shorter, The Audi A4 may have more interior space, so the cabin could be more spacious and more comfortable for the driver and passengers. The maximum boot capacity (with all rear seats folded down) is larger in Opel Astra (by 250 litres).
Turning diameter:
10.8 meters
11.1 meters
The turning circle of the Opel Astra is 0.3 metres less than that of the Audi A4.
Opel Astra has fewer problems. According to annual technical inspection data Audi A4 has serious deffects in 10 percent more cases than Opel Astra, so Opel Astra quality is probably slightly better
