2008 Jaguar XK vs. 2003 Pontiac Grand Prix
To start off, 2008 Jaguar XK is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Grand Prix would be higher. At 4,200 cc (8 cylinders), 2008 Jaguar XK is equipped with a bigger engine. In terms of performance, 2008 Jaguar XK (300 HP @ 6000 RPM) has 126 more horse power than 2003 Pontiac Grand Prix. (174 HP @ 5200 RPM). In normal driving conditions, 2008 Jaguar XK should accelerate faster than 2003 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jaguar XK weights approximately 200 kg more than 2003 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Jaguar XK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 Jaguar XK. However, in wet, icy, snow, or gravel driving conditions, 2003 Pontiac Grand Prix, being front wheel drive (FWD), will offer much better control with better grip. 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 Jaguar XK (421 Nm @ 4100 RPM) has 157 more torque (in Nm) than 2003 Pontiac Grand Prix. (264 Nm @ 4000 RPM). This means 2008 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Grand Prix.
Compare all specifications:
| 2008 Jaguar XK | 2003 Pontiac Grand Prix | |
| Make | Jaguar | Pontiac |
| Model | XK | Grand Prix |
| Year Released | 2008 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4200 cc | 3130 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 174 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 421 Nm | 264 Nm |
| Torque RPM | 4100 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 89 mm |
| Engine Stroke Size | 90.3 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1735 kg | 1535 kg |
| Vehicle Length | 4800 mm | 5000 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1340 mm | 1400 mm |
| Wheelbase Size | 2760 mm | 3160 mm |
| Fuel Tank Capacity | 70 L | 66 L |
