2008 Audi Q7 vs. 2009 Infiniti M
To start off, 2009 Infiniti M is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi Q7. In addition, the cost of maintenance, including insurance, on 2008 Audi Q7 would be higher. At 4,493 cc (8 cylinders), 2009 Infiniti M is equipped with a bigger engine. In terms of performance, 2009 Infiniti M (325 HP @ 6400 RPM) has 95 more horse power than 2008 Audi Q7. (230 HP @ 4000 RPM) In normal driving conditions, 2009 Infiniti M should accelerate faster than 2008 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi Q7 weights approximately 576 kg more than 2009 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 Audi Q7 (500 Nm @ 1750 RPM) has 44 more torque (in Nm) than 2009 Infiniti M. (456 Nm @ 4000 RPM). This means 2008 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti M.
Compare all specifications:
| 2008 Audi Q7 | 2009 Infiniti M | |
| Make | Audi | Infiniti |
| Model | Q7 | M |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4493 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 325 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 500 Nm | 456 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2295 kg | 1719 kg |
| Vehicle Length | 5090 mm | 4940 mm |
| Vehicle Width | 1990 mm | 1810 mm |
| Vehicle Height | 1740 mm | 1530 mm |
| Wheelbase Size | 3010 mm | 2910 mm |
| Fuel Consumption Overall | 10.5 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 100 L | 76 L |
