1998 Jaguar XK vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XK would be higher. At 3,995 cc (8 cylinders), 1998 Jaguar XK is equipped with a bigger engine. In terms of performance, 1998 Jaguar XK (290 HP @ 6100 RPM) has 115 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 1998 Jaguar XK should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 100 kg more than 1998 Jaguar XK.
Because 1998 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 1998 Jaguar XK. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, 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, 1998 Jaguar XK (393 Nm @ 4250 RPM) has 23 more torque (in Nm) than 2007 Opel Signum. (370 Nm @ 1900 RPM). This means 1998 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 1998 Jaguar XK | 2007 Opel Signum | |
| Make | Jaguar | Opel |
| Model | XK | Signum |
| Year Released | 1998 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3995 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 290 HP | 175 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 393 Nm | 370 Nm |
| Torque RPM | 4250 RPM | 1900 RPM |
| Engine Bore Size | 86 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 82 mm |
| Engine Compression Ratio | 10.7:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 251 km/hour | 221 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1570 kg | 1670 kg |
| Vehicle Length | 4770 mm | 4640 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 3040 mm | 2840 mm |
| Fuel Consumption Overall | 9.5 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 75 L | 60 L |
