1991 Audi S2 vs. 1991 Opel Astra
To start off, both 1991 Audi S2 and 1991 Opel Astra were released in the same year (1991). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 160 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 370 kg more than 1991 Opel Astra. 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 1991 Opel Astra. 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 204 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Audi S2 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | S2 | Astra |
| Year Released | 1991 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1700 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 56 HP |
| Engine RPM | 5900 RPM | 4600 RPM |
| Torque | 309 Nm | 105 Nm |
| Torque RPM | 1950 RPM | 2400 RPM |
| Engine Bore Size | 81.1 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 79.5 mm |
| Engine Compression Ratio | 9.3:1 | 23.0:1 |
| Acceleration 0-100mph | 6.1 seconds | 18.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1420 kg | 1050 kg |
| Vehicle Length | 4410 mm | 4060 mm |
| Vehicle Width | 1720 mm | 1670 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2560 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 40 L |
