1981 Audi UR vs. 1975 Jaguar XJS
To start off, 1981 Audi UR is newer by 6 year(s). Which means there will be less support and parts availability for 1975 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1975 Jaguar XJS would be higher. At 5,342 cc (12 cylinders), 1975 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1975 Jaguar XJS (291 HP @ 5500 RPM) has 94 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 1975 Jaguar XJS should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1975 Jaguar XJS weights approximately 520 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.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 1975 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 1981 Audi UR will offer significantly more control. 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, 1975 Jaguar XJS (431 Nm @ 3250 RPM) has 146 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 1975 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 1975 Jaguar XJS | |
| Make | Audi | Jaguar |
| Model | UR | XJS |
| Year Released | 1981 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 5342 cc |
| Engine Cylinders | 5 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 197 HP | 291 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 285 Nm | 431 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 79.5 mm | 90 mm |
| Engine Stroke Size | 86.4 mm | 70 mm |
| Engine Compression Ratio | 7.0:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1770 kg |
| Vehicle Length | 4430 mm | 4770 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1270 mm |
| Wheelbase Size | 2530 mm | 2600 mm |
| Fuel Tank Capacity | 70 L | 86 L |
