1991 Audi S2 vs. 1971 Citroen GS
To start off, 1991 Audi S2 is newer by 20 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 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 161 more horse power than 1971 Citroen GS. (55 HP @ 6500 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1971 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 530 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.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Citroen GS. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 will offer significantly more control. 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 237 more torque (in Nm) than 1971 Citroen GS. (72 Nm @ 3500 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen GS.
Compare all specifications:
| 1991 Audi S2 | 1971 Citroen GS | |
| Make | Audi | Citroen |
| Model | S2 | GS |
| Year Released | 1991 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1015 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 216 HP | 55 HP |
| Engine RPM | 5900 RPM | 6500 RPM |
| Torque | 309 Nm | 72 Nm |
| Torque RPM | 1950 RPM | 3500 RPM |
| Engine Bore Size | 81.1 mm | 74 mm |
| Engine Stroke Size | 86.4 mm | 59 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1420 kg | 890 kg |
| Vehicle Length | 4410 mm | 4130 mm |
| Vehicle Width | 1720 mm | 1620 mm |
| Vehicle Height | 1380 mm | 1360 mm |
| Wheelbase Size | 2560 mm | 2560 mm |
| Fuel Tank Capacity | 70 L | 43 L |
