1991 Audi S2 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 16 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 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP @ 6600 RPM) has 134 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 115 kg more than 1991 Audi S2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 91 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 2007 Porsche 911 | |
| Make | Audi | Porsche |
| Model | S2 | 911 |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 2226 cc | 3824 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 216 HP | 350 HP |
| Engine RPM | 5900 RPM | 6600 RPM |
| Torque | 309 Nm | 400 Nm |
| Torque RPM | 1950 RPM | 4600 RPM |
| Engine Bore Size | 81.1 mm | 99 mm |
| Engine Stroke Size | 86.4 mm | 82.8 mm |
| Engine Compression Ratio | 9.3:1 | 11.8:1 |
| Acceleration 0-100mph | 6.1 seconds | 4.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1535 kg |
| Vehicle Length | 4410 mm | 4440 mm |
| Vehicle Width | 1720 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2560 mm | 2360 mm |
| Fuel Consumption Overall | 8.3 L/100km | 12 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
