1983 BMW 525 vs. 2006 BMW 325
To start off, 2006 BMW 325 is newer by 23 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 2,691 cc (6 cylinders), 1983 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 325 (184 HP @ 6000 RPM) has 61 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 2006 BMW 325 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 115 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, 1983 BMW 525 (240 Nm @ 3250 RPM) has 3 more torque (in Nm) than 2006 BMW 325. (237 Nm @ 3500 RPM). This means 1983 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
| 1983 BMW 525 | 2006 BMW 325 | |
| Make | BMW | BMW |
| Model | 525 | 325 |
| Year Released | 1983 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2691 cc | 2491 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 184 HP |
| Engine RPM | 4250 RPM | 6000 RPM |
| Torque | 240 Nm | 237 Nm |
| Torque RPM | 3250 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 81 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1615 kg |
| Vehicle Length | 4630 mm | 4490 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2580 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 63 L |
