2008 Audi RS6 vs. 1981 Audi UR
To start off, 2008 Audi RS6 is newer by 27 year(s). Which means there will be less support and parts availability for 1981 Audi UR. In addition, the cost of maintenance, including insurance, on 1981 Audi UR would be higher. At 4,175 cc (8 cylinders), 2008 Audi RS6 is equipped with a bigger engine. In terms of performance, 2008 Audi RS6 (580 HP @ 6250 RPM) has 383 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM). In normal driving conditions, 2008 Audi RS6 should accelerate faster than 1981 Audi UR.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Audi RS6 (881 Nm @ 6250 RPM) has 596 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2008 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2008 Audi RS6 has automatic transmission and 1981 Audi UR has manual transmission. 1981 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi RS6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi RS6 | 1981 Audi UR | |
| Make | Audi | Audi |
| Model | RS6 | UR |
| Year Released | 2008 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4175 cc | 2144 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 580 HP | 197 HP |
| Engine RPM | 6250 RPM | 5500 RPM |
| Torque | 881 Nm | 285 Nm |
| Torque RPM | 6250 RPM | 3500 RPM |
| Engine Compression Ratio | 10.5:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Width | 1820 mm | 1690 mm |
