1991 Audi S2 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 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 19 more horse power than 2005 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 165 kg more than 2005 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 2005 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 47 more torque (in Nm) than 2005 Opel Astra. (262 Nm @ 4200 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1991 Audi S2 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | S2 | Astra |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1910 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 197 HP |
| Engine RPM | 5900 RPM | 5400 RPM |
| Torque | 309 Nm | 262 Nm |
| Torque RPM | 1950 RPM | 4200 RPM |
| Engine Bore Size | 81.1 mm | 86.1 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.3:1 | 8.8:1 |
| Acceleration 0-100mph | 6.1 seconds | 7.8 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 | 1255 kg |
| Vehicle Length | 4410 mm | 4300 mm |
| Vehicle Width | 1720 mm | 1760 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2560 mm | 2640 mm |
| Fuel Consumption Highway | 9.3 L/100km | 6.8 L/100km |
| Fuel Consumption City | 14.3 L/100km | 12.8 L/100km |
| Fuel Consumption Overall | 8.3 L/100km | 9 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
