1978 BMW 725 vs. 1994 Jaguar XJR
To start off, 1994 Jaguar XJR is newer by 16 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 3,980 cc (6 cylinders), 1994 Jaguar XJR is equipped with a bigger engine. In terms of performance, 1994 Jaguar XJR (322 HP @ 5000 RPM) has 174 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1994 Jaguar XJR 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, 1994 Jaguar XJR (512 Nm @ 3050 RPM) has 297 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 1994 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
| 1978 BMW 725 | 1994 Jaguar XJR | |
| Make | BMW | Jaguar |
| Model | 725 | XJR |
| Year Released | 1978 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 3980 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 322 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 215 Nm | 512 Nm |
| Torque RPM | 4000 RPM | 3050 RPM |
| Engine Bore Size | 86.1 mm | 91 mm |
| Engine Stroke Size | 71.6 mm | 102 mm |
| Engine Compression Ratio | 9.6:1 | 8.8:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4870 mm | 5000 mm |
| Vehicle Width | 1810 mm | 2080 mm |
| Vehicle Height | 1440 mm | 1310 mm |
| Wheelbase Size | 2810 mm | 2880 mm |
