1981 Audi UR vs. 1989 Audi V8
To start off, 1989 Audi V8 is newer by 8 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 3,561 cc (8 cylinders), 1989 Audi V8 is equipped with a bigger engine. In terms of performance, 1989 Audi V8 (247 HP @ 5800 RPM) has 50 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 1989 Audi V8 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1989 Audi V8 weights approximately 540 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.
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, 1989 Audi V8 (340 Nm @ 4000 RPM) has 55 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 1989 Audi V8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 1989 Audi V8 | |
| Make | Audi | Audi |
| Model | UR | V8 |
| Year Released | 1981 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 3561 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 247 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 285 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1790 kg |
| Vehicle Length | 4430 mm | 4870 mm |
| Vehicle Width | 1690 mm | 1820 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2530 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 80 L |
