2008 BMW X5 vs. 1981 BMW 725
To start off, 2008 BMW X5 is newer by 27 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 4,398 cc, 2008 BMW X5 is equipped with a bigger engine.
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, 2008 BMW X5 (440 Nm @ 3700 RPM) has 225 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
2008 BMW X5 | 1981 BMW 725 | |
Make | BMW | BMW |
Model | X5 | 725 |
Year Released | 2008 | 1981 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2493 cc |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 0 HP | 148 HP |
Torque | 440 Nm | 215 Nm |
Torque RPM | 3700 RPM | 4000 RPM |
Engine Bore Size | 92 mm | 86 mm |
Engine Stroke Size | 82.7 mm | 71.6 mm |
Engine Compression Ratio | 10.0:1 | 9.6:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 4870 mm | 4870 mm |
Vehicle Height | 1470 mm | 1440 mm |
Wheelbase Size | 2830 mm | 2810 mm |