2006 Cadillac STS vs. 1998 Jaguar XJ8
To start off, 2006 Cadillac STS is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Jaguar XJ8. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XJ8 would be higher. At 3,981 cc (8 cylinders), 1998 Jaguar XJ8 is equipped with a bigger engine. In terms of performance, 1998 Jaguar XJ8 (290 HP @ 6100 RPM) has 37 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 1998 Jaguar XJ8 should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 1998 Jaguar XJ8 weights approximately 8 kg more than 2006 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Jaguar XJ8 (525 Nm @ 4250 RPM) has 183 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 1998 Jaguar XJ8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 1998 Jaguar XJ8 | |
| Make | Cadillac | Jaguar |
| Model | STS | XJ8 |
| Year Released | 2006 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 3981 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 290 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 342 Nm | 525 Nm |
| Torque RPM | 3200 RPM | 4250 RPM |
| Engine Bore Size | 94 mm | 86.1 mm |
| Engine Stroke Size | 85.6 mm | 86.1 mm |
| Engine Compression Ratio | 10.2:1 | 10.8:1 |
| Top Speed | 229 km/hour | 241 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 7.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1782 kg | 1790 kg |
| Vehicle Length | 4990 mm | 5030 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1350 mm |
| Wheelbase Size | 2960 mm | 2920 mm |
| Fuel Tank Capacity | 66 L | 87 L |
