1981 Audi UR vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 32 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 2,995 cc (6 cylinders), 2013 Audi A7 is equipped with a bigger engine. In terms of performance, 2013 Audi A7 (414 HP @ 5300 RPM) has 217 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2013 Audi A7 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A7 weights approximately 695 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, 2013 Audi A7 (549 Nm) has 264 more torque (in Nm) than 1981 Audi UR. (285 Nm). This means 2013 Audi A7 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 2013 Audi A7 | |
| Make | Audi | Audi |
| Model | UR | A7 |
| Year Released | 1981 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2995 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | single |
| Valves per Cylinder | 2 valves | 6 valves |
| Horse Power | 197 HP | 414 HP |
| Engine RPM | 5500 RPM | 5300 RPM |
| Torque | 285 Nm | 549 Nm |
| Engine Bore Size | 79.5 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 89 mm |
| Engine Compression Ratio | 7.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Single Speed |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1945 kg |
| Vehicle Length | 4430 mm | 4980 mm |
| Vehicle Width | 1690 mm | 2139 mm |
| Vehicle Height | 1360 mm | 1408 mm |
| Wheelbase Size | 2530 mm | 2914 mm |
