2009 Audi R8 vs. 1991 Audi 90
To start off, 2009 Audi R8 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Audi 90. In addition, the cost of maintenance, including insurance, on 1991 Audi 90 would be higher. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (414 HP @ 7800 RPM) has 300 more horse power than 1991 Audi 90. (114 HP @ 5400 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 1991 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 450 kg more than 1991 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 1991 Audi 90. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi R8 (430 Nm @ 4500 RPM) has 258 more torque (in Nm) than 1991 Audi 90. (172 Nm @ 4000 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 90.
Compare all specifications:
| 2009 Audi R8 | 1991 Audi 90 | |
| Make | Audi | Audi |
| Model | R8 | 90 |
| Year Released | 2009 | 1991 |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 1992 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 414 HP | 114 HP |
| Engine RPM | 7800 RPM | 5400 RPM |
| Torque | 430 Nm | 172 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | AWD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1110 kg |
| Vehicle Length | 4440 mm | 4400 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1260 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
