1978 BMW 725 vs. 2011 Jaguar XJ
To start off, 2011 Jaguar XJ is newer by 33 year(s). Which means there will be less support and parts availability for 1978 BMW 725. In addition, the cost of maintenance, including insurance, on 1978 BMW 725 would be higher. At 5,000 cc (8 cylinders), 2011 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2011 Jaguar XJ (470 HP @ 6000 RPM) has 322 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2011 Jaguar XJ should accelerate faster than 1978 BMW 725.
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, 2011 Jaguar XJ (574 Nm @ 2500 RPM) has 359 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 2011 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
| 1978 BMW 725 | 2011 Jaguar XJ | |
| Make | BMW | Jaguar |
| Model | 725 | XJ |
| Year Released | 1978 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 5000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 470 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 215 Nm | 574 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4870 mm | 5248 mm |
| Vehicle Width | 1810 mm | 1895 mm |
| Vehicle Height | 1440 mm | 1448 mm |
| Wheelbase Size | 2810 mm | 3157 mm |
