2009 BMW 523 vs. 1991 Renault 21
To start off, 2009 BMW 523 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Renault 21. In addition, the cost of maintenance, including insurance, on 1991 Renault 21 would be higher. At 2,497 cc (6 cylinders), 2009 BMW 523 is equipped with a bigger engine. In terms of performance, 2009 BMW 523 (175 HP @ 5800 RPM) has 100 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2009 BMW 523 should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 523 weights approximately 505 kg more than 1991 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 523 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 2009 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 1991 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, 2009 BMW 523 (230 Nm @ 3500 RPM) has 101 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2009 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
2009 BMW 523 | 1991 Renault 21 | |
Make | BMW | Renault |
Model | 523 | 21 |
Year Released | 2009 | 1991 |
Engine Position | Front | Front |
Engine Size | 2497 cc | 1721 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 175 HP | 75 HP |
Engine RPM | 5800 RPM | 5000 RPM |
Torque | 230 Nm | 129 Nm |
Torque RPM | 3500 RPM | 3250 RPM |
Engine Compression Ratio | 11.0:1 | 9.2:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Vehicle Weight | 1525 kg | 1020 kg |
Vehicle Width | 1470 mm | 1720 mm |
Vehicle Height | 1850 mm | 1430 mm |
Wheelbase Size | 2890 mm | 2820 mm |