1984 Audi 90 vs. 2007 Audi R8
To start off, 2007 Audi R8 is newer by 23 year(s). Which means there will be less support and parts availability for 1984 Audi 90. In addition, the cost of maintenance, including insurance, on 1984 Audi 90 would be higher. At 4,163 cc (8 cylinders), 2007 Audi R8 is equipped with a bigger engine. In terms of performance, 2007 Audi R8 (414 HP @ 7800 RPM) has 275 more horse power than 1984 Audi 90. (139 HP @ 5700 RPM) In normal driving conditions, 2007 Audi R8 should accelerate faster than 1984 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi R8 weights approximately 305 kg more than 1984 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, 2007 Audi R8 (430 Nm @ 4500 RPM) has 240 more torque (in Nm) than 1984 Audi 90. (190 Nm @ 3500 RPM). This means 2007 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 1984 Audi 90.
Compare all specifications:
| 1984 Audi 90 | 2007 Audi R8 | |
| Make | Audi | Audi |
| Model | 90 | R8 |
| Year Released | 1984 | 2007 |
| Engine Position | Front | Middle |
| Engine Size | 2226 cc | 4163 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 139 HP | 414 HP |
| Engine RPM | 5700 RPM | 7800 RPM |
| Torque | 190 Nm | 430 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 81 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Weight | 1260 kg | 1565 kg |
| Vehicle Length | 4470 mm | 4590 mm |
| Vehicle Width | 1690 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1260 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
