2009 Audi A8 vs. 2007 Jeep Grand Cherokee
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2007 Jeep Grand Cherokee would be higher. At 5,204 cc (10 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 7000 RPM) has 209 more horse power than 2007 Jeep Grand Cherokee. (235 HP @ 4500 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2007 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 263 kg more than 2007 Jeep Grand Cherokee. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2009 Audi A8 (540 Nm @ 3500 RPM) has 126 more torque (in Nm) than 2007 Jeep Grand Cherokee. (414 Nm @ 3600 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Jeep Grand Cherokee.
Compare all specifications:
| 2009 Audi A8 | 2007 Jeep Grand Cherokee | |
| Make | Audi | Jeep |
| Model | A8 | Grand Cherokee |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 4701 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 444 HP | 235 HP |
| Engine RPM | 7000 RPM | 4500 RPM |
| Torque | 540 Nm | 414 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 86.7 mm |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1677 kg |
| Vehicle Length | 5070 mm | 4750 mm |
| Vehicle Width | 1900 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1730 mm |
| Wheelbase Size | 2950 mm | 2790 mm |
| Fuel Consumption Highway | 12.4 L/100km | 11.8 L/100km |
| Fuel Consumption City | 18.2 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 15.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 90 L | 80 L |
