2005 BMW 750 vs. 1983 BMW 725
To start off, 2005 BMW 750 is newer by 22 year(s). Which means there will be less support and parts availability for 1983 BMW 725. In addition, the cost of maintenance, including insurance, on 1983 BMW 725 would be higher. At 4,799 cc (8 cylinders), 2005 BMW 750 is equipped with a bigger engine. In terms of performance, 2005 BMW 750 (362 HP @ 6300 RPM) has 214 more horse power than 1983 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2005 BMW 750 should accelerate faster than 1983 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, 2005 BMW 750 (490 Nm @ 3400 RPM) has 275 more torque (in Nm) than 1983 BMW 725. (215 Nm @ 4000 RPM). This means 2005 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 725.
Compare all specifications:
| 2005 BMW 750 | 1983 BMW 725 | |
| Make | BMW | BMW |
| Model | 750 | 725 |
| Year Released | 2005 | 1983 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2495 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 362 HP | 148 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 490 Nm | 215 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 9.6:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5050 mm | 4870 mm |
| Vehicle Width | 1910 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2810 mm |
