1981 Audi UR vs. 2005 Jaguar XJ
To start off, 2005 Jaguar XJ is newer by 24 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 4,195 cc (8 cylinders), 2005 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2005 Jaguar XJ (390 HP @ 6000 RPM) has 193 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 2005 Jaguar XJ should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJ weights approximately 485 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 2005 Jaguar XJ. 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, 2005 Jaguar XJ (525 Nm) has 240 more torque (in Nm) than 1981 Audi UR. (285 Nm). This means 2005 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2005 Jaguar XJ 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. 2005 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 2005 Jaguar XJ | |
| Make | Audi | Jaguar |
| Model | UR | XJ |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 4195 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 390 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 285 Nm | 525 Nm |
| Engine Bore Size | 79.5 mm | 86.1 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 7.0:1 | 9.1:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1735 kg |
| Vehicle Length | 4430 mm | 5100 mm |
| Vehicle Width | 1690 mm | 1950 mm |
| Vehicle Height | 1360 mm | 1450 mm |
| Wheelbase Size | 2530 mm | 2920 mm |
| Fuel Tank Capacity | 70 L | 84 L |
