2006 Alfa Romeo 159 vs. 2004 Jaguar XK
To start off, 2006 Alfa Romeo 159 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2004 Jaguar XK would be higher. At 4,193 cc (8 cylinders), 2004 Jaguar XK is equipped with a bigger engine. In terms of performance, 2004 Jaguar XK (390 HP @ 6100 RPM) has 134 more horse power than 2006 Alfa Romeo 159. (256 HP @ 6200 RPM) In normal driving conditions, 2004 Jaguar XK should accelerate faster than 2006 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 159 weights approximately 12 kg more than 2004 Jaguar XK.
Because 2006 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Jaguar XK. In wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 159 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, 2004 Jaguar XK (541 Nm) has 219 more torque (in Nm) than 2006 Alfa Romeo 159. (322 Nm). This means 2004 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 159.
Compare all specifications:
| 2006 Alfa Romeo 159 | 2004 Jaguar XK | |
| Make | Alfa Romeo | Jaguar |
| Model | 159 | XK |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 4193 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 390 HP |
| Engine RPM | 6200 RPM | 6100 RPM |
| Torque | 322 Nm | 541 Nm |
| Engine Compression Ratio | 11.3:1 | 9.1:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1845 kg | 1833 kg |
| Vehicle Length | 4670 mm | 4770 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 2710 mm | 2590 mm |
| Fuel Consumption | 8.5 L/100km | 10.2 L/100km |
| Fuel Consumption City | 15.9 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 75 L |
