2006 Jaguar XK vs. 2003 Opel Vectra
To start off, 2006 Jaguar XK is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 4,196 cc (8 cylinders), 2006 Jaguar XK is equipped with a bigger engine. In terms of performance, 2006 Jaguar XK (294 HP @ 6000 RPM) has 141 more horse power than 2003 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2006 Jaguar XK should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jaguar XK weights approximately 149 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Jaguar XK. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, 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, 2006 Jaguar XK (411 Nm @ 4100 RPM) has 182 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 2006 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2006 Jaguar XK has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Jaguar XK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Jaguar XK | 2003 Opel Vectra | |
| Make | Jaguar | Opel |
| Model | XK | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 2172 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 294 HP | 153 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 411 Nm | 229 Nm |
| Torque RPM | 4100 RPM | 3800 RPM |
| Engine Bore Size | 86.1 mm | 86 mm |
| Engine Stroke Size | 90.4 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1659 kg | 1510 kg |
| Vehicle Length | 4780 mm | 4830 mm |
| Vehicle Width | 2080 mm | 1800 mm |
| Vehicle Height | 1290 mm | 1510 mm |
