1979 Citroen GSA vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1979 Citroen GSA. In addition, the cost of maintenance, including insurance, on 1979 Citroen GSA would be higher. At 1,908 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (148 HP @ 4000 RPM) has 84 more horse power than 1979 Citroen GSA. (64 HP @ 5500 RPM) In normal driving conditions, 2004 Opel Signum should accelerate faster than 1979 Citroen GSA. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 690 kg more than 1979 Citroen GSA. 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, 2004 Opel Signum (326 Nm @ 2000 RPM) has 232 more torque (in Nm) than 1979 Citroen GSA. (94 Nm @ 3500 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1979 Citroen GSA.
Compare all specifications:
| 1979 Citroen GSA | 2004 Opel Signum | |
| Make | Citroen | Opel |
| Model | GSA | Signum |
| Year Released | 1979 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 64 HP | 148 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 94 Nm | 326 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Compression Ratio | 8.7:1 | 18.0:1 |
| Top Speed | 156 km/hour | 209 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 920 kg | 1610 kg |
| Vehicle Length | 4200 mm | 4640 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
