1958 Jaguar XK vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 47 year(s). Which means there will be less support and parts availability for 1958 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1958 Jaguar XK would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 237 more horse power than 1958 Jaguar XK. (208 HP @ 5500 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1958 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 114 kg more than 1958 Jaguar XK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1958 Jaguar XK. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 310 more torque (in Nm) than 1958 Jaguar XK. (310 Nm @ 2500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1958 Jaguar XK.
Compare all specifications:
| 1958 Jaguar XK | 2005 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XK | 911 |
| Year Released | 1958 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 3442 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 445 HP |
| Engine RPM | 5500 RPM | 5700 RPM |
| Torque | 310 Nm | 620 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Bore Size | 83 mm | 100 mm |
| Engine Stroke Size | 106 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 200 km/hour | 307 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1476 kg | 1590 kg |
| Vehicle Length | 4480 mm | 4440 mm |
| Vehicle Width | 1640 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
| Fuel Consumption Overall | 11.6 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 90 L | 64 L |
