1955 Jaguar XK vs. 1972 Porsche 911
To start off, 1972 Porsche 911 is newer by 17 year(s). Which means there will be less support and parts availability for 1955 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1955 Jaguar XK would be higher. At 3,441 cc (6 cylinders), 1955 Jaguar XK is equipped with a bigger engine. In terms of performance, 1955 Jaguar XK (190 HP @ 5500 RPM) has 25 more horse power than 1972 Porsche 911. (165 HP @ 6200 RPM). In normal driving conditions, 1955 Jaguar XK should accelerate faster than 1972 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1955 Jaguar XK weights approximately 345 kg more than 1972 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, 1955 Jaguar XK (285 Nm @ 2500 RPM) has 79 more torque (in Nm) than 1972 Porsche 911. (206 Nm @ 4500 RPM). This means 1955 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1972 Porsche 911.
Compare all specifications:
| 1955 Jaguar XK | 1972 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XK | 911 |
| Year Released | 1955 | 1972 |
| Engine Position | Front | Rear |
| Engine Size | 3441 cc | 2339 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 190 HP | 165 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 285 Nm | 206 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 106 mm | 70.4 mm |
| Engine Compression Ratio | 8.0:1 | 8.0:1 |
| Top Speed | 209 km/hour | 220 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1422 kg | 1077 kg |
| Vehicle Length | 4480 mm | 4150 mm |
| Vehicle Width | 1650 mm | 1620 mm |
| Vehicle Height | 1340 mm | 1330 mm |
| Wheelbase Size | 2600 mm | 2270 mm |
| Fuel Tank Capacity | 63 L | 80 L |
