2007 BMW 525 vs. 1987 Renault 21
To start off, 2007 BMW 525 is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 470 kg more than 1987 Renault 21.
Because 2007 BMW 525 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 1987 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 BMW 525 (400 Nm @ 2000 RPM) has 130 more torque (in Nm) than 1987 Renault 21. (270 Nm @ 3000 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21.
Compare all specifications:
2007 BMW 525 | 1987 Renault 21 | |
Make | BMW | Renault |
Model | 525 | 21 |
Year Released | 2007 | 1987 |
Engine Position | Front | Front |
Engine Size | 2497 cc | 1995 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 175 HP | 175 HP |
Engine RPM | 4000 RPM | 5200 RPM |
Torque | 400 Nm | 270 Nm |
Torque RPM | 2000 RPM | 3000 RPM |
Engine Bore Size | 84 mm | 88 mm |
Engine Stroke Size | 75.1 mm | 82 mm |
Engine Compression Ratio | 17.0:1 | 8.0:1 |
Top Speed | 230 km/hour | 227 km/hour |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1660 kg | 1190 kg |
Vehicle Length | 4850 mm | 4650 mm |
Vehicle Width | 1850 mm | 1720 mm |
Vehicle Height | 1470 mm | 1380 mm |
Wheelbase Size | 2890 mm | 2610 mm |