1971 Citroen GS vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 37 year(s). Which means there will be less support and parts availability for 1971 Citroen GS. In addition, the cost of maintenance, including insurance, on 1971 Citroen GS would be higher. At 2,197 cc (4 cylinders), 2008 Opel Signum is equipped with a bigger engine. In terms of performance, 2008 Opel Signum (153 HP @ 5600 RPM) has 98 more horse power than 1971 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 2008 Opel Signum should accelerate faster than 1971 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Signum weights approximately 645 kg more than 1971 Citroen GS. 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, 2008 Opel Signum (220 Nm @ 3800 RPM) has 148 more torque (in Nm) than 1971 Citroen GS. (72 Nm @ 3500 RPM). This means 2008 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen GS.
Compare all specifications:
| 1971 Citroen GS | 2008 Opel Signum | |
| Make | Citroen | Opel |
| Model | GS | Signum |
| Year Released | 1971 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1015 cc | 2197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 55 HP | 153 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 72 Nm | 220 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 74 mm | 86 mm |
| Engine Stroke Size | 59 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 890 kg | 1535 kg |
| Vehicle Length | 4130 mm | 4640 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
| Fuel Tank Capacity | 43 L | 60 L |
