2005 Jaguar XKR vs. 1978 Porsche 930
To start off, 2005 Jaguar XKR is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Porsche 930. In addition, the cost of maintenance, including insurance, on 1978 Porsche 930 would be higher. At 4,195 cc (8 cylinders), 2005 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2005 Jaguar XKR (390 HP @ 6100 RPM) has 94 more horse power than 1978 Porsche 930. (296 HP @ 5500 RPM). In normal driving conditions, 2005 Jaguar XKR should accelerate faster than 1978 Porsche 930. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XKR weights approximately 440 kg more than 1978 Porsche 930. 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, 2005 Jaguar XKR (541 Nm @ 3500 RPM) has 110 more torque (in Nm) than 1978 Porsche 930. (431 Nm @ 4000 RPM). This means 2005 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 930. 2005 Jaguar XKR has automatic transmission and 1978 Porsche 930 has manual transmission. 1978 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Jaguar XKR will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 Jaguar XKR | 1978 Porsche 930 | |
Make | Jaguar | Porsche |
Model | XKR | 930 |
Year Released | 2005 | 1978 |
Body Type | Coupe | Coupe |
Engine Position | Front | Rear |
Engine Size | 4195 cc | 3299 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | boxer |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 390 HP | 296 HP |
Engine RPM | 6100 RPM | 5500 RPM |
Torque | 541 Nm | 431 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Engine Bore Size | 86 mm | 97.1 mm |
Engine Stroke Size | 90.3 mm | 74.4 mm |
Engine Compression Ratio | 9.0:1 | 7.0:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1740 kg | 1300 kg |
Vehicle Length | 4770 mm | 4300 mm |
Vehicle Width | 2020 mm | 1780 mm |
Vehicle Height | 1300 mm | 1320 mm |
Wheelbase Size | 2590 mm | 2510 mm |