1999 Infiniti Q45 vs. 2007 Jaguar XK8
To start off, 2007 Jaguar XK8 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1999 Infiniti Q45 would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XK8 is equipped with a bigger engine. In terms of performance, 2007 Jaguar XK8 (294 HP @ 6000 RPM) has 29 more horse power than 1999 Infiniti Q45. (265 HP @ 5600 RPM) In normal driving conditions, 2007 Jaguar XK8 should accelerate faster than 1999 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XK8 weights approximately 86 kg more than 1999 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Jaguar XK8 (412 Nm @ 4000 RPM) has 34 more torque (in Nm) than 1999 Infiniti Q45. (378 Nm @ 4000 RPM). This means 2007 Jaguar XK8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Infiniti Q45.
Compare all specifications:
| 1999 Infiniti Q45 | 2007 Jaguar XK8 | |
| Make | Infiniti | Jaguar |
| Model | Q45 | XK8 |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4128 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 294 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 378 Nm | 412 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 76 mm | 90.3 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1759 kg | 1845 kg |
| Vehicle Length | 5080 mm | 4770 mm |
| Vehicle Width | 1830 mm | 2020 mm |
| Vehicle Height | 1450 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2590 mm |
| Fuel Tank Capacity | 60 L | 75 L |
