Opel Signum 2003 is more dynamic to drive. Opel Signum 2003 engine produces 25 HP more power than Opel Signum 2005, whereas torque is 20 NM more than Opel Signum 2005. Thanks to more power Opel Signum 2003 reaches 100 km/h speed 2.8 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
6.3
5.9
The Opel Signum 2005 is a better choice when it comes to fuel economy. Opel Signum 2003 consumes 0.4 litres more fuel per 100 km than the Opel Signum 2005, which means that if you drive 15,000 km in a year, the Opel Signum 2003 could require 60 litres more fuel.
Fuel tank capacity:
60 litres
60 litres
Full fuel tank distance:
950 km in combined cycle
1010 km in combined cycle
1200 km on highway
1220 km on highway
Opel Signum 2005 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.
