1986 Audi 90 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 19 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 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (456 HP @ 3500 RPM) has 342 more horse power than 1986 Audi 90. (114 HP @ 5700 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1986 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 465 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 451 more torque (in Nm) than 1986 Audi 90. (169 Nm @ 3200 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 90.
Compare all specifications:
| 1986 Audi 90 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | 90 | 911 |
| Year Released | 1986 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1994 cc | 3600 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 114 HP | 456 HP |
| Engine RPM | 5700 RPM | 3500 RPM |
| Torque | 169 Nm | 620 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 100 mm |
| Engine Stroke Size | 77.4 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 1050 kg | 1515 kg |
| Vehicle Length | 4470 mm | 4460 mm |
| Vehicle Width | 1690 mm | 1840 mm |
| Vehicle Height | 1370 mm | 1280 mm |
| Wheelbase Size | 2550 mm | 2360 mm |
