1971 Citroen GS vs. 2008 Opel Astra
To start off, 2008 Opel Astra 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 1,598 cc (4 cylinders), 2008 Opel Astra is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (104 HP @ 6000 RPM) has 49 more horse power than 1971 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 2008 Opel Astra should accelerate faster than 1971 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 425 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 Astra (150 Nm @ 3900 RPM) has 78 more torque (in Nm) than 1971 Citroen GS. (72 Nm @ 3500 RPM). This means 2008 Opel Astra 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 Astra | |
| Make | Citroen | Opel |
| Model | GS | Astra |
| Year Released | 1971 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1015 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 55 HP | 104 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 72 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Engine Bore Size | 74 mm | 79 mm |
| Engine Stroke Size | 59 mm | 81.5 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 | 1315 kg |
| Vehicle Length | 4130 mm | 4520 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1510 mm |
| Wheelbase Size | 2560 mm | 2710 mm |
| Fuel Tank Capacity | 43 L | 52 L |
