2006 Jaguar XKR vs. 1978 Porsche 924
To start off, 2006 Jaguar XKR is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Porsche 924. In addition, the cost of maintenance, including insurance, on 1978 Porsche 924 would be higher. At 4,196 cc (8 cylinders), 2006 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2006 Jaguar XKR (391 HP @ 3500 RPM) has 221 more horse power than 1978 Porsche 924. (170 HP @ 5500 RPM). In normal driving conditions, 2006 Jaguar XKR should accelerate faster than 1978 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jaguar XKR weights approximately 665 kg more than 1978 Porsche 924. 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, 2006 Jaguar XKR (542 Nm @ 3500 RPM) has 297 more torque (in Nm) than 1978 Porsche 924. (245 Nm @ 3500 RPM). This means 2006 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 924. 2006 Jaguar XKR has automatic transmission and 1978 Porsche 924 has manual transmission. 1978 Porsche 924 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Jaguar XKR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Jaguar XKR | 1978 Porsche 924 | |
| Make | Jaguar | Porsche |
| Model | XKR | 924 |
| Year Released | 2006 | 1978 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 391 HP | 170 HP |
| Engine RPM | 3500 RPM | 5500 RPM |
| Torque | 542 Nm | 245 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 86.6 mm |
| Engine Stroke Size | 90.3 mm | 84.4 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1845 kg | 1180 kg |
| Vehicle Length | 4770 mm | 4220 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1310 mm | 1270 mm |
| Wheelbase Size | 2590 mm | 2410 mm |
| Fuel Tank Capacity | 75 L | 61 L |
