1981 Audi UR vs. 2001 Audi A8
To start off, 2001 Audi A8 is newer by 20 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 6,005 cc, 2001 Audi A8 is equipped with a bigger engine. In terms of performance, 2001 Audi A8 (414 HP @ 4000 RPM) has 217 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2001 Audi A8 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A8 weights approximately 745 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, 2001 Audi A8 (542 Nm) has 257 more torque (in Nm) than 1981 Audi UR. (285 Nm). This means 2001 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2001 Audi A8 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. 2001 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 2001 Audi A8 | |
| Make | Audi | Audi |
| Model | UR | A8 |
| Year Released | 1981 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 6005 cc |
| Engine Type | in-line | W |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 414 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 285 Nm | 542 Nm |
| Engine Compression Ratio | 7.0:1 | 10.8:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1995 kg |
| Vehicle Length | 4430 mm | 5170 mm |
| Vehicle Width | 1690 mm | 1890 mm |
| Vehicle Height | 1360 mm | 1440 mm |
| Wheelbase Size | 2530 mm | 3020 mm |
| Fuel Tank Capacity | 70 L | 70 L |
