1981 Porsche 928 vs. 2010 Jaguar XJ
To start off, 2010 Jaguar XJ is newer by 29 year(s). Which means there will be less support and parts availability for 1981 Porsche 928. In addition, the cost of maintenance, including insurance, on 1981 Porsche 928 would be higher. At 4,472 cc (8 cylinders), 1981 Porsche 928 is equipped with a bigger engine. In terms of performance, 2010 Jaguar XJ (297 HP @ 6000 RPM) has 59 more horse power than 1981 Porsche 928. (238 HP @ 5250 RPM) In normal driving conditions, 2010 Jaguar XJ should accelerate faster than 1981 Porsche 928.
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 Porsche 928 (356 Nm @ 3600 RPM) has 46 more torque (in Nm) than 2010 Jaguar XJ. (310 Nm @ 4100 RPM). This means 1981 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2010 Jaguar XJ. 2010 Jaguar XJ has automatic transmission and 1981 Porsche 928 has manual transmission. 1981 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Porsche 928 | 2010 Jaguar XJ | |
| Make | Porsche | Jaguar |
| Model | 928 | XJ |
| Year Released | 1981 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4472 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 238 HP | 297 HP |
| Engine RPM | 5250 RPM | 6000 RPM |
| Torque | 356 Nm | 310 Nm |
| Torque RPM | 3600 RPM | 4100 RPM |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 229 km/hour | 194 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4450 mm | 4970 mm |
| Vehicle Width | 1840 mm | 1950 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 3040 mm |
| Fuel Tank Capacity | 85 L | 85 L |
