2006 Infiniti Q45 vs. 2003 Jaguar XK
To start off, 2006 Infiniti Q45 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2003 Jaguar XK would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 50 more horse power than 2003 Jaguar XK. (290 HP @ 6100 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2003 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jaguar XK weights approximately 250 kg more than 2006 Infiniti Q45.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Infiniti Q45 (452 Nm @ 4000 RPM) has 59 more torque (in Nm) than 2003 Jaguar XK. (393 Nm @ 4250 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2003 Jaguar XK.
Compare all specifications:
2006 Infiniti Q45 | 2003 Jaguar XK | |
Make | Infiniti | Jaguar |
Model | Q45 | XK |
Year Released | 2006 | 2003 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 4490 cc | 3994 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 340 HP | 290 HP |
Engine RPM | 6400 RPM | 6100 RPM |
Torque | 452 Nm | 393 Nm |
Torque RPM | 4000 RPM | 4250 RPM |
Engine Bore Size | 93 mm | 86 mm |
Engine Stroke Size | 82.7 mm | 86 mm |
Engine Compression Ratio | 9.5:1 | 10.7:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1320 kg | 1570 kg |
Vehicle Length | 5110 mm | 4770 mm |
Vehicle Width | 1850 mm | 1840 mm |
Vehicle Height | 1500 mm | 1300 mm |
Wheelbase Size | 2880 mm | 3040 mm |
Fuel Consumption Overall | 11.9 L/100km | 9.5 L/100km |
Fuel Tank Capacity | 81 L | 75 L |