1978 BMW 730 vs. 1989 Jaguar XJS
To start off, 1989 Jaguar XJS is newer by 11 year(s). Which means there will be less support and parts availability for 1978 BMW 730. In addition, the cost of maintenance, including insurance, on 1978 BMW 730 would be higher. At 3,590 cc (6 cylinders), 1989 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1989 Jaguar XJS (217 HP @ 5300 RPM) has 32 more horse power than 1978 BMW 730. (185 HP @ 5800 RPM) In normal driving conditions, 1989 Jaguar XJS should accelerate faster than 1978 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1989 Jaguar XJS weights approximately 120 kg more than 1978 BMW 730. 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, 1989 Jaguar XJS (331 Nm @ 4000 RPM) has 101 more torque (in Nm) than 1978 BMW 730. (230 Nm @ 4000 RPM). This means 1989 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 730.
Compare all specifications:
| 1978 BMW 730 | 1989 Jaguar XJS | |
| Make | BMW | Jaguar |
| Model | 730 | XJS |
| Year Released | 1978 | 1989 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 3590 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 217 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Torque | 230 Nm | 331 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1510 kg | 1630 kg |
| Vehicle Length | 4870 mm | 4880 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1270 mm |
| Wheelbase Size | 2810 mm | 2600 mm |
