2007 BMW Convertible vs. 1983 BMW 525
To start off, 2007 BMW Convertible is newer by 24 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 4,797 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 239 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 350 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.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3900 RPM) has 250 more torque (in Nm) than 1983 BMW 525. (240 Nm @ 3250 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 2007 BMW Convertible | 1983 BMW 525 | |
| Make | BMW | BMW |
| Model | Convertible | 525 |
| Year Released | 2007 | 1983 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4797 cc | 2691 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 362 HP | 123 HP |
| Engine RPM | 6300 RPM | 4250 RPM |
| Torque | 490 Nm | 240 Nm |
| Torque RPM | 3900 RPM | 3250 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 250 km/hour | 183 km/hour |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1850 kg | 1500 kg |
| Vehicle Length | 4830 mm | 4630 mm |
| Vehicle Width | 1380 mm | 1710 mm |
| Vehicle Height | 1860 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2580 mm |
| Fuel Tank Capacity | 70 L | 70 L |
