The horsepower of the Citroen C5 I is 15 hp bigger in relation to the Audi A4 B6 Sedan. Because the difference is not big it should not affect the vehicles performance to a large extent.
The boot of the Citroen C5 I is only 12 l bigger than the Audi. However, the difference is not significant and it would be right to say that both vehicles have similar trunk capacity.
Trunk capacity with seats down
The top velocity of the Citroen C5 I Hatchback 1.8i 16V 116HP manual is higher as compared to this of the Audi A4 B6 which allows to drive the same distance on the highway in shorter period of time. The difference at the level of 1 % is little and is imperceptible in everyday driving.
The Audi A4 B6 Sedan 1.9 TDI PD 101HP manual is worst that the Citroen C5 I Hatchback in the aspect of fuel tank size. The Citroen is able to store by 10 percent more fuel in comparison to its competitor.
Citroen C5 I has 4 percent longer wheelbase in relation to the Audi A4 B6. A longer wheelbase gives more stable and comfortable ride, especially at higher speeds. It also provides more storage space. However, vehicles having a longer wheelbase are not as maneuverable as those with a shorter length between its axles.
Gross trailer weight
The Citroen C5 I is 2 percent longer in relation to the Audi A4 B6. The length of the car is important when it comes to driving comfort and space in the trunk. The Citroen C5 I probably will be offering to it's passangers more room for legs. Aditionally the Citroen C5 I Hatchback will be better driven but the Audi will be a little easier for parking because of shorter length .
Number of doors
A 5-door car generally is a hatchback and for that reason the Citroen, where you can open up the boot lid and fold flat the back seats making more room, has an advantage over the four-door Audi A4 B6 with the hinges for the boot that opens under the rear window.
The higher a vehicle is, the the more convenient is a getting in to it and greater possibility of putting big amount of thinks to it. The difference that amounts to 3 % to the advantage of the Citroen is not big and should not be really noticeable.