1981 Jaguar XJS vs. 1974 Porsche 911
To start off, 1981 Jaguar XJS is newer by 7 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 5,344 cc (12 cylinders), 1981 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1981 Jaguar XJS (299 HP @ 5500 RPM) has 124 more horse power than 1974 Porsche 911. (175 HP @ 5800 RPM). In normal driving conditions, 1981 Jaguar XJS should accelerate faster than 1974 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1981 Jaguar XJS weights approximately 627 kg more than 1974 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, 1981 Jaguar XJS (431 Nm @ 3000 RPM) has 195 more torque (in Nm) than 1974 Porsche 911. (236 Nm @ 4000 RPM). This means 1981 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911. 1981 Jaguar XJS has automatic transmission and 1974 Porsche 911 has manual transmission. 1974 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Jaguar XJS will be easier to drive especially in heavy traffic.
Compare all specifications:
1981 Jaguar XJS | 1974 Porsche 911 | |
Make | Jaguar | Porsche |
Model | XJS | 911 |
Year Released | 1981 | 1974 |
Body Type | Coupe | Coupe |
Engine Position | Front | Rear |
Engine Size | 5344 cc | 2686 cc |
Engine Cylinders | 12 cylinders | 6 cylinders |
Engine Type | V | boxer |
Horse Power | 299 HP | 175 HP |
Engine RPM | 5500 RPM | 5800 RPM |
Torque | 431 Nm | 236 Nm |
Torque RPM | 3000 RPM | 4000 RPM |
Engine Compression Ratio | 12.5:1 | 8.5:1 |
Top Speed | 240 km/hour | 229 km/hour |
Acceleration 0-100mph | 7.9 seconds | 7 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 | 1707 kg | 1080 kg |
Vehicle Length | 4880 mm | 4300 mm |
Vehicle Width | 1780 mm | 1620 mm |
Vehicle Height | 1270 mm | 1330 mm |
Wheelbase Size | 2600 mm | 2270 mm |