2009 Porsche Cayenne vs. 1994 Renault 21
To start off, 2009 Porsche Cayenne is newer by 15 year(s). Which means there will be less support and parts availability for 1994 Renault 21. In addition, the cost of maintenance, including insurance, on 1994 Renault 21 would be higher. At 4,806 cc, 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (380 HP @ 6200 RPM) has 305 more horse power than 1994 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 1994 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayenne weights approximately 581 kg more than 1994 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1994 Renault 21. In wet, icy, snow, or gravel driving conditions, 2009 Porsche Cayenne will offer significantly more control. 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 Porsche Cayenne (500 Nm @ 3500 RPM) has 371 more torque (in Nm) than 1994 Renault 21. (129 Nm @ 3250 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1994 Renault 21. 2009 Porsche Cayenne has automatic transmission and 1994 Renault 21 has manual transmission. 1994 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Porsche Cayenne | 1994 Renault 21 | |
| Make | Porsche | Renault |
| Model | Cayenne | 21 |
| Year Released | 2009 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 4806 cc | 1719 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 380 HP | 75 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 500 Nm | 129 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 96 mm | 81 mm |
| Engine Stroke Size | 83 mm | 83.5 mm |
| Engine Compression Ratio | 12.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 176 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1536 kg | 955 kg |
| Vehicle Length | 4800 mm | 4470 mm |
| Vehicle Width | 1710 mm | 1730 mm |
| Vehicle Height | 1930 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2550 mm |
| Fuel Consumption Overall | 13 L/100km | 7 L/100km |
| Fuel Tank Capacity | 100 L | 55 L |
