Opel Signum 2005 is a more dynamic driving. Opel Signum 2003 engine produces 19 HP less power than Opel Signum 2005, whereas torque is 30 NM less than Opel Signum 2005. Due to the lower power, Opel Signum 2003 reaches 100 km/h speed 0.3 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.1
10.6
Opel Signum 2003 consumes 0.5 litres less fuel per 100 km than the Opel Signum 2005, which means that by driving the Opel Signum 2003 over 15,000 km in a year you can save 75 litres of fuel.
Fuel tank capacity:
60 litres
60 litres
Full fuel tank distance:
590 km in combined cycle
560 km in combined cycle
780 km on highway
780 km on highway
Opel Signum 2003 gets more mileage on one fuel tank.
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:
365 litres
365 litres
Trunk max capacity: with rear seats folded down
1410 litres
1410 litres
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.
