2006 Audi A6 vs. 1981 Audi UR
To start off, 2006 Audi A6 is newer by 25 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 2,393 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 22 more horse power than 2006 Audi A6. (175 HP @ 6000 RPM) In normal driving conditions, 1981 Audi UR should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 232 kg more 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, 1981 Audi UR (285 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2006 Audi A6. (230 Nm @ 3000 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 1981 Audi UR | |
| Make | Audi | Audi |
| Model | A6 | UR |
| Year Released | 2006 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2144 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 175 HP | 197 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 230 Nm | 285 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 79.5 mm |
| Engine Stroke Size | 77.4 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 7.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1482 kg | 1250 kg |
| Vehicle Length | 4800 mm | 4430 mm |
| Vehicle Width | 1820 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1360 mm |
| Wheelbase Size | 2770 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 70 L |
