1998 Jaguar XK vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 13 year(s). Which means there will be less support and parts availability for 1998 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XK would be higher. At 3,996 cc (8 cylinders), 1998 Jaguar XK is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (620 HP @ 6500 RPM) has 175 more horse power than 1998 Jaguar XK. (445 HP @ 6300 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1998 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 1998 Jaguar XK weights approximately 170 kg more than 2011 Porsche 911.
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, 2011 Porsche 911 (699 Nm @ 2250 RPM) has 84 more torque (in Nm) than 1998 Jaguar XK. (615 Nm @ 4600 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1998 Jaguar XK. 1998 Jaguar XK 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. 1998 Jaguar XK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Jaguar XK | 2011 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XK | 911 |
| Year Released | 1998 | 2011 |
| Engine Position | Front | Rear |
| Engine Size | 3996 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 445 HP | 620 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 615 Nm | 699 Nm |
| Torque RPM | 4600 RPM | 2250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1565 kg | 1395 kg |
| Vehicle Length | 4420 mm | 4468 mm |
| Vehicle Width | 1830 mm | 1852 mm |
| Vehicle Height | 1140 mm | 1285 mm |
