2004 Opel Vectra vs. 2005 Opel Signum

To start off, 2005 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 2,958 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (175 HP @ 4000 RPM) has 23 more horse power than 2004 Opel Vectra. (152 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 120 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Opel Signum (370 Nm @ 1900 RPM) has 147 more torque (in Nm) than 2004 Opel Vectra. (223 Nm @ 3800 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.

Compare all specifications:

2004 Opel Vectra 2005 Opel Signum
Make Opel Opel
Model Vectra Signum
Year Released 2004 2005
Engine Position Front Front
Engine Size 2198 cc 2958 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 4 valves 4 valves
Horse Power 152 HP 175 HP
Engine RPM 5600 RPM 4000 RPM
Torque 223 Nm 370 Nm
Torque RPM 3800 RPM 1900 RPM
Engine Compression Ratio 12.0:1 18.5:1
Fuel Type Gasoline - Premium Diesel
Top Speed 207 km/hour 221 km/hour
Acceleration 0-100mph 10.1 seconds 9.4 seconds
Drive Type Front Front
Number of Seats 5 seats 5 seats
Number of Doors 5 doors 5 doors
Vehicle Weight 1550 kg 1670 kg
Vehicle Length 4830 mm 4640 mm
Vehicle Width 1800 mm 1800 mm
Vehicle Height 1510 mm 1470 mm
Wheelbase Size 2840 mm 2620 mm
Fuel Consumption Overall 8.1 L/100km 7.6 L/100km
Fuel Tank Capacity 60 L 60 L


 

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