2009 Audi A6 vs. 1986 Audi 90
To start off, 2009 Audi A6 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Audi 90. In addition, the cost of maintenance, including insurance, on 1986 Audi 90 would be higher. At 2,773 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (207 HP @ 5500 RPM) has 93 more horse power than 1986 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1986 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 450 kg more than 1986 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, 2009 Audi A6 (280 Nm @ 3000 RPM) has 111 more torque (in Nm) than 1986 Audi 90. (169 Nm @ 3200 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 90.
Compare all specifications:
| 2009 Audi A6 | 1986 Audi 90 | |
| Make | Audi | Audi |
| Model | A6 | 90 |
| Year Released | 2009 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2773 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 207 HP | 114 HP |
| Engine RPM | 5500 RPM | 5700 RPM |
| Torque | 280 Nm | 169 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Engine Bore Size | 84.6 mm | 81 mm |
| Engine Stroke Size | 82.4 mm | 77.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1500 kg | 1050 kg |
| Vehicle Length | 4920 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2550 mm |
