1978 BMW 725 vs. 2009 Jaguar XJ
To start off, 2009 Jaguar XJ is newer by 31 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 4,194 cc (8 cylinders), 2009 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2009 Jaguar XJ (391 HP @ 6100 RPM) has 243 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2009 Jaguar XJ should accelerate faster than 1978 BMW 725.
Because 1978 BMW 725 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 2009 Jaguar XJ, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Jaguar XJ (541 Nm @ 4100 RPM) has 326 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 2009 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 | 2009 Jaguar XJ | |
Make | BMW | Jaguar |
Model | 725 | XJ |
Year Released | 1978 | 2009 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2495 cc | 4194 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 391 HP |
Engine RPM | 5500 RPM | 6100 RPM |
Torque | 215 Nm | 541 Nm |
Torque RPM | 4000 RPM | 4100 RPM |
Engine Bore Size | 86.1 mm | 86 mm |
Engine Stroke Size | 71.6 mm | 90.3 mm |
Engine Compression Ratio | 9.6:1 | 9.1:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4870 mm | 5100 mm |
Vehicle Width | 1810 mm | 1450 mm |
Wheelbase Size | 2810 mm | 3040 mm |