1983 BMW 525 vs. 2008 BMW 745
To start off, 2008 BMW 745 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 4,397 cc (8 cylinders), 2008 BMW 745 is equipped with a bigger engine. In terms of performance, 2008 BMW 745 (328 HP @ 6100 RPM) has 205 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 2008 BMW 745 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 745 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 745 (450 Nm @ 3600 RPM) has 210 more torque (in Nm) than 1983 BMW 525. (240 Nm @ 3250 RPM). This means 2008 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 1983 BMW 525 | 2008 BMW 745 | |
| Make | BMW | BMW |
| Model | 525 | 745 |
| Year Released | 1983 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2691 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 328 HP |
| Engine RPM | 4250 RPM | 6100 RPM |
| Torque | 240 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 81 mm | 82.7 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Top Speed | 183 km/hour | 250 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 | 1500 kg | 1945 kg |
| Vehicle Length | 4630 mm | 5040 mm |
| Vehicle Width | 1710 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2580 mm | 3000 mm |
| Fuel Tank Capacity | 70 L | 88 L |
