Opel Signum and Volkswagen Passat have the same engine power, but Opel Signum torque is 30 NM more than Volkswagen Passat. Opel Signum reaches 100 km/h speed 0.4 seconds later.
Fuel consumption
Fuel consumption (l/100km):
10.6
10.1
Opel Signum consumes 0.5 litres more fuel per 100 km than the Volkswagen Passat, which means that if you drive 15,000 km in a year, the Opel Signum could require 75 litres more fuel.
Fuel tank capacity:
60 litres
70 litres
Full fuel tank distance:
560 km in combined cycle
690 km in combined cycle
Volkswagen Passat gets more mileage on one fuel tank.
Drive type
Wheel drive type:
Front wheel drive (FWD)
All wheel drive (AWD, 4x4)
Dimensions
Length:
4.65 m
4.77 m
Width:
1.80 m
1.82 m
Height:
1.47 m
1.52 m
Opel Signum is smaller. Opel Signum is 12 cm shorter than the Volkswagen Passat, 2 cm narrower, while the height of Opel Signum is 5 cm lower.
Trunk capacity:
365 litres
603 litres
Trunk max capacity: with rear seats folded down
1410 litres
no data
Volkswagen Passat has more luggage space. Opel Signum has 238 litres less trunk space than the Volkswagen Passat.
Opel Signum has fewer problems. According to annual technical inspection data Volkswagen Passat has serious deffects in 10 percent more cases than Opel Signum, so Opel Signum quality is probably slightly better