1981 Jaguar XJS vs. 2007 Jeep Grand Cherokee
To start off, 2007 Jeep Grand Cherokee is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1981 Jaguar XJS would be higher. At 5,344 cc (12 cylinders), 1981 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1981 Jaguar XJS (299 HP @ 5500 RPM) has 64 more horse power than 2007 Jeep Grand Cherokee. (235 HP @ 4500 RPM). In normal driving conditions, 1981 Jaguar XJS should accelerate faster than 2007 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 1981 Jaguar XJS weights approximately 27 kg more than 2007 Jeep Grand Cherokee. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1981 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Grand Cherokee 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, 1981 Jaguar XJS (431 Nm @ 3000 RPM) has 17 more torque (in Nm) than 2007 Jeep Grand Cherokee. (414 Nm @ 3600 RPM). This means 1981 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2007 Jeep Grand Cherokee.
Compare all specifications:
| 1981 Jaguar XJS | 2007 Jeep Grand Cherokee | |
| Make | Jaguar | Jeep |
| Model | XJS | Grand Cherokee |
| Year Released | 1981 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 5344 cc | 4701 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 299 HP | 235 HP |
| Engine RPM | 5500 RPM | 4500 RPM |
| Torque | 431 Nm | 414 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1707 kg | 1680 kg |
| Vehicle Length | 4880 mm | 4750 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1270 mm | 1730 mm |
| Wheelbase Size | 2600 mm | 2790 mm |
| Fuel Tank Capacity | 90 L | 80 L |
