2009 Audi Q7 vs. 2007 BMW M
To start off, 2009 Audi Q7 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW M. In addition, the cost of maintenance, including insurance, on 2007 BMW M would be higher. At 4,163 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (350 HP @ 6800 RPM) has 20 more horse power than 2007 BMW M. (330 HP @ 7900 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2007 BMW M.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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, 2009 Audi Q7 (441 Nm @ 3500 RPM) has 86 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M. 2009 Audi Q7 has automatic transmission and 2007 BMW M has manual transmission. 2007 BMW M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi Q7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi Q7 | 2007 BMW M | |
| Make | Audi | BMW |
| Model | Q7 | M |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3245 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 330 HP |
| Engine RPM | 6800 RPM | 7900 RPM |
| Torque | 441 Nm | 355 Nm |
| Torque RPM | 3500 RPM | 4900 RPM |
| Engine Compression Ratio | 12.5:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 5090 mm | 4120 mm |
| Vehicle Width | 1990 mm | 1790 mm |
| Vehicle Height | 1740 mm | 1310 mm |
| Wheelbase Size | 3010 mm | 2500 mm |
| Fuel Consumption Highway | 13.1 L/100km | 9.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 100 L | 55 L |
