1975 BMW 315 vs. 1989 Renault 21
To start off, 1989 Renault 21 is newer by 14 year(s). Which means there will be less support and parts availability for 1975 BMW 315. In addition, the cost of maintenance, including insurance, on 1975 BMW 315 would be higher. At 1,721 cc (4 cylinders), 1989 Renault 21 is equipped with a bigger engine. In terms of performance, both vehicles can yield 75 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. 1975 BMW 315 weights approximately 50 kg more than 1989 Renault 21.
Because 1975 BMW 315 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 1975 BMW 315. However, in wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Renault 21 (129 Nm @ 3250 RPM) has 19 more torque (in Nm) than 1975 BMW 315. (110 Nm @ 3200 RPM). This means 1989 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 315.
Compare all specifications:
1975 BMW 315 | 1989 Renault 21 | |
Make | BMW | Renault |
Model | 315 | 21 |
Year Released | 1975 | 1989 |
Engine Position | Front | Front |
Engine Size | 1574 cc | 1721 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 75 HP | 75 HP |
Engine RPM | 5800 RPM | 5000 RPM |
Torque | 110 Nm | 129 Nm |
Torque RPM | 3200 RPM | 3250 RPM |
Engine Bore Size | 84 mm | 81 mm |
Engine Stroke Size | 71 mm | 83.5 mm |
Engine Compression Ratio | 9.5:1 | 9.2:1 |
Top Speed | 154 km/hour | 176 km/hour |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1010 kg | 960 kg |
Vehicle Length | 4360 mm | 4470 mm |
Vehicle Width | 1620 mm | 1730 mm |
Vehicle Height | 1390 mm | 1430 mm |
Wheelbase Size | 2510 mm | 2550 mm |