1991 Audi S2 vs. 2013 Audi A6
To start off, 2013 Audi A6 is newer by 22 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) has 8 more horse power than 2013 Audi A6. (208 HP). In normal driving conditions, 1991 Audi S2 should accelerate faster than 2013 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A6 weights approximately 254 kg more than 1991 Audi S2.
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, 2013 Audi A6 (350 Nm @ 4200 RPM) has 41 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2013 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 2013 Audi A6 | |
| Make | Audi | Audi |
| Model | S2 | A6 |
| Year Released | 1991 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1984 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Horse Power | 216 HP | 208 HP |
| Torque | 309 Nm | 350 Nm |
| Torque RPM | 1950 RPM | 4200 RPM |
| Engine Bore Size | 81.1 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 9.3:1 | 9.6:1 |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1674 kg |
| Vehicle Length | 4410 mm | 4925 mm |
| Vehicle Width | 1720 mm | 2086 mm |
| Vehicle Height | 1380 mm | 1468 mm |
| Wheelbase Size | 2560 mm | 2912 mm |
| Fuel Consumption Highway | 9.3 L/100km | 7.1 L/100km |
| Fuel Consumption City | 14.3 L/100km | 9.4 L/100km |
