2005 Audi A6 vs. 1985 Audi 90
To start off, 2005 Audi A6 is newer by 20 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 2,393 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (168 HP @ 6000 RPM) has 54 more horse power than 1985 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 1985 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 590 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, 2005 Audi A6 (230 Nm @ 3200 RPM) has 62 more torque (in Nm) than 1985 Audi 90. (168 Nm @ 3200 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 90.
Compare all specifications:
| 2005 Audi A6 | 1985 Audi 90 | |
| Make | Audi | Audi |
| Model | A6 | 90 |
| Year Released | 2005 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1992 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 168 HP | 114 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 230 Nm | 168 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 77.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1640 kg | 1050 kg |
| Vehicle Length | 4800 mm | 4470 mm |
| Vehicle Width | 1820 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
