2008 Cadillac STS vs. 2007 Jaguar XJ8
To start off, 2008 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Jaguar XJ8. In addition, the cost of maintenance, including insurance, on 2007 Jaguar XJ8 would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (320 HP @ 6400 RPM) has 65 more horse power than 2007 Jaguar XJ8. (255 HP @ 6250 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2007 Jaguar XJ8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XJ8 weights approximately 49 kg more than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2007 Jaguar XJ8. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 92 more torque (in Nm) than 2007 Jaguar XJ8. (335 Nm @ 4200 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Jaguar XJ8.
Compare all specifications:
| 2008 Cadillac STS | 2007 Jaguar XJ8 | |
| Make | Cadillac | Jaguar |
| Model | STS | XJ8 |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3555 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 255 HP |
| Engine RPM | 6400 RPM | 6250 RPM |
| Torque | 427 Nm | 335 Nm |
| Torque RPM | 4400 RPM | 4200 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1684 kg |
| Vehicle Length | 5000 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2960 mm | 3040 mm |
| Fuel Consumption Overall | 13.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 64 L | 85 L |
