2007 Jaguar XJ vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2007 Jaguar XJ would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2007 Jaguar XJ (400 HP @ 6100 RPM) has 15 more horse power than 2011 Porsche 911. (385 HP @ 6500 RPM). In normal driving conditions, 2007 Jaguar XJ should accelerate faster than 2011 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XJ weights approximately 119 kg more than 2011 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Jaguar XJ. In wet, icy, snow, or gravel driving conditions, 2011 Porsche 911 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, 2007 Jaguar XJ (560 Nm @ 3500 RPM) has 140 more torque (in Nm) than 2011 Porsche 911. (420 Nm @ 4400 RPM). This means 2007 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche 911. 2007 Jaguar XJ has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Jaguar XJ | 2011 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJ | 911 |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4196 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 400 HP | 385 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 560 Nm | 420 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1659 kg | 1540 kg |
| Vehicle Length | 5220 mm | 4460 mm |
| Vehicle Width | 2110 mm | 1852 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 3170 mm | 2350 mm |
| Fuel Consumption Highway | 9.8 L/100km | 9.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 84 L | 67 L |
