2008 Infiniti M vs. 2003 Porsche Cayenne
To start off, 2008 Infiniti M is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2003 Porsche Cayenne would be higher. At 4,493 cc (8 cylinders), 2008 Infiniti M is equipped with a bigger engine. In terms of performance, 2008 Infiniti M (325 HP @ 6400 RPM) has 79 more horse power than 2003 Porsche Cayenne. (246 HP @ 6000 RPM). In normal driving conditions, 2008 Infiniti M should accelerate faster than 2003 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 323 kg more than 2008 Infiniti M.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Infiniti M (456 Nm @ 4000 RPM) has 136 more torque (in Nm) than 2003 Porsche Cayenne. (320 Nm @ 2500 RPM). This means 2008 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Cayenne.
Compare all specifications:
| 2008 Infiniti M | 2003 Porsche Cayenne | |
| Make | Infiniti | Porsche |
| Model | M | Cayenne |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 3164 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 325 HP | 246 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 456 Nm | 320 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1837 kg | 2160 kg |
| Vehicle Length | 4900 mm | 4790 mm |
| Vehicle Width | 1800 mm | 1930 mm |
| Vehicle Height | 1520 mm | 1710 mm |
| Wheelbase Size | 2910 mm | 2860 mm |
| Fuel Consumption Highway | 11.2 L/100km | 10.6 L/100km |
| Fuel Consumption City | 14.7 L/100km | 17.8 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 76 L | 92 L |
