1991 Mazda RX-7 vs. 2004 Porsche Cayenne
To start off, 2004 Porsche Cayenne is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1991 Mazda RX-7 would be higher. At 3,189 cc (6 cylinders), 2004 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2004 Porsche Cayenne (247 HP @ 6000 RPM) has 50 more horse power than 1991 Mazda RX-7. (197 HP @ 6500 RPM) In normal driving conditions, 2004 Porsche Cayenne should accelerate faster than 1991 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche Cayenne weights approximately 860 kg more than 1991 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Porsche Cayenne (310 Nm @ 2500 RPM) has 39 more torque (in Nm) than 1991 Mazda RX-7. (271 Nm @ 3500 RPM). This means 2004 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7.
Compare all specifications:
| 1991 Mazda RX-7 | 2004 Porsche Cayenne | |
| Make | Mazda | Porsche |
| Model | RX-7 | Cayenne |
| Year Released | 1991 | 2004 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 3189 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 197 HP | 247 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 271 Nm | 310 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1300 kg | 2160 kg |
| Vehicle Length | 4320 mm | 4790 mm |
| Vehicle Width | 1700 mm | 1930 mm |
| Vehicle Height | 1270 mm | 1710 mm |
| Wheelbase Size | 2440 mm | 2860 mm |
| Fuel Tank Capacity | 75 L | 100 L |
