1998 Audi A8 vs. 1981 Audi UR
To start off, 1998 Audi A8 is newer by 17 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 4,172 cc (8 cylinders), 1998 Audi A8 is equipped with a bigger engine. In terms of performance, 1998 Audi A8 (300 HP) has 103 more horse power than 1981 Audi UR. (197 HP). In normal driving conditions, 1998 Audi A8 should accelerate faster 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, 1998 Audi A8 (400 Nm) has 115 more torque (in Nm) than 1981 Audi UR. (285 Nm). This means 1998 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 1998 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. 1998 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Audi A8 | 1981 Audi UR | |
| Make | Audi | Audi |
| Model | A8 | UR |
| Year Released | 1998 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2144 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 197 HP |
| Torque | 400 Nm | 285 Nm |
| Engine Bore Size | 84.6 mm | 79.5 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 7.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5040 mm | 4430 mm |
| Vehicle Width | 1890 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1360 mm |
| Wheelbase Size | 2890 mm | 2530 mm |
