2008 Audi S6 vs. 1985 Audi 90
To start off, 2008 Audi S6 is newer by 23 year(s). Which means there will be less support and parts availability for 1985 Audi 90. In addition, the cost of maintenance, including insurance, on 1985 Audi 90 would be higher. At 5,202 cc (10 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2008 Audi S6 (429 HP @ 6800 RPM) has 315 more horse power than 1985 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2008 Audi S6 should accelerate faster than 1985 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S6 weights approximately 860 kg more than 1985 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2008 Audi S6 (540 Nm @ 3000 RPM) has 372 more torque (in Nm) than 1985 Audi 90. (168 Nm @ 3200 RPM). This means 2008 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 90.
Compare all specifications:
| 2008 Audi S6 | 1985 Audi 90 | |
| Make | Audi | Audi |
| Model | S6 | 90 |
| Year Released | 2008 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 1992 cc |
| Engine Cylinders | 10 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 429 HP | 114 HP |
| Engine RPM | 6800 RPM | 5700 RPM |
| Torque | 540 Nm | 168 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 77.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1910 kg | 1050 kg |
| Vehicle Length | 4920 mm | 4470 mm |
| Vehicle Width | 1870 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2550 mm |
