1991 Audi S2 vs. 1991 Porsche 964
To start off, both 1991 Audi S2 and 1991 Porsche 964 were released in the same year (1991). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,600 cc (6 cylinders), 1991 Porsche 964 is equipped with a bigger engine. In terms of performance, 1991 Porsche 964 (261 HP @ 6100 RPM) has 45 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 1991 Porsche 964 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 215 kg more than 1991 Porsche 964.
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, 1991 Porsche 964 (318 Nm @ 4800 RPM) has 9 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 1991 Porsche 964 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 1991 Porsche 964 | |
| Make | Audi | Porsche |
| Model | S2 | 964 |
| Year Released | 1991 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 2226 cc | 3600 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 216 HP | 261 HP |
| Engine RPM | 5900 RPM | 6100 RPM |
| Torque | 309 Nm | 318 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Engine Bore Size | 81.1 mm | 100.1 mm |
| Engine Stroke Size | 86.4 mm | 76.4 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1205 kg |
| Vehicle Length | 4410 mm | 4260 mm |
| Vehicle Width | 1720 mm | 1660 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2560 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 73 L |
