2007 Porsche Cayenne vs. 1994 Renault 21
To start off, 2007 Porsche Cayenne is newer by 13 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 3,189 cc (6 cylinders), 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (248 HP @ 6000 RPM) has 173 more horse power than 1994 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 1994 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 1205 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 2007 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, 2007 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, 2007 Porsche Cayenne (310 Nm @ 2500 RPM) has 181 more torque (in Nm) than 1994 Renault 21. (129 Nm @ 3250 RPM). This means 2007 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1994 Renault 21.
Compare all specifications:
| 2007 Porsche Cayenne | 1994 Renault 21 | |
| Make | Porsche | Renault |
| Model | Cayenne | 21 |
| Year Released | 2007 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 1719 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 248 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 310 Nm | 129 Nm |
| Torque RPM | 2500 RPM | 3250 RPM |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 95.9 mm | 83.5 mm |
| Engine Compression Ratio | 11.5:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 214 km/hour | 176 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2160 kg | 955 kg |
| Vehicle Length | 4790 mm | 4470 mm |
| Vehicle Width | 1930 mm | 1730 mm |
| Vehicle Height | 1710 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2550 mm |
| Fuel Consumption Overall | 13.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 100 L | 55 L |
