1981 Audi UR vs. 2009 Audi R8
To start off, 2009 Audi R8 is newer by 28 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 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 321 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2009 Audi R8 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 330 kg more than 1981 Audi UR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (530 Nm @ 6500 RPM) has 245 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
1981 Audi UR | 2009 Audi R8 | |
Make | Audi | Audi |
Model | UR | R8 |
Year Released | 1981 | 2009 |
Engine Position | Front | Middle |
Engine Size | 2144 cc | 5204 cc |
Engine Cylinders | 5 cylinders | 10 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 197 HP | 518 HP |
Engine RPM | 5500 RPM | 8000 RPM |
Torque | 285 Nm | 530 Nm |
Torque RPM | 3500 RPM | 6500 RPM |
Engine Compression Ratio | 7.0:1 | 12.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | AWD |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1250 kg | 1580 kg |
Vehicle Length | 4430 mm | 4440 mm |
Vehicle Width | 1690 mm | 1940 mm |
Vehicle Height | 1360 mm | 1260 mm |
Wheelbase Size | 2530 mm | 2660 mm |
Fuel Tank Capacity | 70 L | 75 L |