2005 Jaguar XKR vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Jaguar XKR. In addition, the cost of maintenance, including insurance, on 2005 Jaguar XKR would be higher. At 4,195 cc (8 cylinders), 2005 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2005 Jaguar XKR (391 HP @ 3500 RPM) has 41 more horse power than 2008 Porsche 911. (350 HP @ 6600 RPM). In normal driving conditions, 2005 Jaguar XKR should accelerate faster than 2008 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XKR weights approximately 340 kg more than 2008 Porsche 911. 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, 2005 Jaguar XKR (541 Nm @ 3500 RPM) has 141 more torque (in Nm) than 2008 Porsche 911. (400 Nm @ 4600 RPM). This means 2005 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911. 2005 Jaguar XKR has automatic transmission and 2008 Porsche 911 has manual transmission. 2008 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Jaguar XKR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Jaguar XKR | 2008 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XKR | 911 |
| Year Released | 2005 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4195 cc | 3823 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 391 HP | 350 HP |
| Engine RPM | 3500 RPM | 6600 RPM |
| Torque | 541 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 4600 RPM |
| Engine Bore Size | 86 mm | 99 mm |
| Engine Stroke Size | 90.3 mm | 82.8 mm |
| Engine Compression Ratio | 9.1:1 | 11.8:1 |
| Top Speed | 250 km/hour | 293 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 4.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1845 kg | 1505 kg |
| Vehicle Length | 4770 mm | 4430 mm |
| Vehicle Width | 1840 mm | 1810 mm |
| Vehicle Height | 1320 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Consumption Overall | 12.5 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 75 L | 64 L |
