Citroen C5 is more dynamic to drive. Citroen C5 engine produces 10 HP more power than Opel Vectra, but torque is 20 NM less than Opel Vectra. Thanks to more power Citroen C5 reaches 100 km/h speed 0.5 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
5.4
5.7
Real fuel consumption:
6.0 l/100km
5.8 l/100km
By specification Citroen C5 consumes 0.3 litres less fuel per 100 km than the Opel Vectra, which means that by driving the Citroen C5 over 15,000 km in a year you can save 45 litres of fuel. But when we compare the real fuel consumption reported by users, Citroen C5 consumes 0.2 litres more fuel per 100 km than the Opel Vectra.
Fuel tank capacity:
66 litres
61 litres
Full fuel tank distance:
1220 km in combined cycle
1070 km in combined cycle
1460 km on highway
1290 km on highway
1100 km with real consumption
1050 km with real consumption
Citroen C5 gets more mileage on one fuel tank.
Dimensions
Length:
4.75 m
4.61 m
Width:
1.77 m
1.80 m
Height:
1.48 m
1.46 m
Citroen C5 is 14 cm longer than the Opel Vectra, 3 cm narrower, while the height of Citroen C5 is 2 cm higher.
Trunk capacity:
no data
500 litres
Turning diameter:
11.8 meters
11 meters
The turning circle of the Citroen C5 is 0.8 metres more than that of the Opel Vectra, which means Citroen C5 can be harder to manoeuvre in tight streets and parking spaces.
Citroen C5 has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Opel Vectra, so Citroen C5 quality could be a bit better.