Opel Signum 2003 petrol engines consumes on average 0.2 litres less fuel per 100 km than Opel Signum 2005. On average, Opel Signum 2003 equipped with diesel engines consume 0.4 litres more fuel per 100 km than the Opel Signum 2005. This comparison does not take engine capacity into account, so to compare the fuel consumption of specific engines, select the car version!
Dimensions
Length:
4.64 m
4.65 m
Width:
1.80 m
1.80 m
Height:
1.47 m
1.47 m
Both cars are similar in size. Opel Signum 2003 is 1 cm shorter than the Opel Signum 2005, width is practically the same also the height of the cars does not differ significantly.
Trunk capacity:
875 litres
365 litres
Trunk max capacity: with rear seats folded down
1410 litres
1410 litres
Opel Signum 2003 has more luggage capacity. Even though the car is shorter, Opel Signum 2003 has 510 litres more trunk space than the Opel Signum 2005. The Opel Signum 2005 may have more interior space, so the cabin could be more spacious and more comfortable for the driver and passengers.
Turning diameter:
11.2 meters
11.4 meters
The turning circle of the Opel Signum 2003 is 0.2 metres less than that of the Opel Signum 2005.
