2008 BMW 740 vs. 1983 BMW 525
To start off, 2008 BMW 740 is newer by 25 year(s). Which means there will be less support and parts availability for 1983 BMW 525. In addition, the cost of maintenance, including insurance, on 1983 BMW 525 would be higher. At 4,000 cc (8 cylinders), 2008 BMW 740 is equipped with a bigger engine. In terms of performance, 2008 BMW 740 (303 HP @ 6300 RPM) has 180 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM). In normal driving conditions, 2008 BMW 740 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 740 weights approximately 445 kg more than 1983 BMW 525. 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, 2008 BMW 740 (390 Nm @ 3500 RPM) has 150 more torque (in Nm) than 1983 BMW 525. (240 Nm @ 3250 RPM). This means 2008 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 2008 BMW 740 | 1983 BMW 525 | |
| Make | BMW | BMW |
| Model | 740 | 525 |
| Year Released | 2008 | 1983 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4000 cc | 2691 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 303 HP | 123 HP |
| Engine RPM | 6300 RPM | 4250 RPM |
| Torque | 390 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 250 km/hour | 183 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1945 kg | 1500 kg |
| Vehicle Length | 5040 mm | 4630 mm |
| Vehicle Width | 1910 mm | 1710 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 3000 mm | 2580 mm |
| Fuel Tank Capacity | 88 L | 70 L |
