2009 Audi Q7 vs. 2007 BMW Convertible
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 Convertible. In addition, the cost of maintenance, including insurance, on 2007 BMW Convertible would be higher. At 4,797 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 133 more horse power than 2009 Audi Q7. (229 HP @ 4000 RPM) In normal driving conditions, 2007 BMW Convertible should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 520 kg more than 2007 BMW Convertible.
Let's talk about torque, 2009 Audi Q7 (500 Nm @ 1750 RPM) has 10 more torque (in Nm) than 2007 BMW Convertible. (490 Nm @ 3900 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Convertible.
Compare all specifications:
| 2009 Audi Q7 | 2007 BMW Convertible | |
| Make | Audi | BMW |
| Model | Q7 | Convertible |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4797 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 362 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 500 Nm | 490 Nm |
| Torque RPM | 1750 RPM | 3900 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 5.8 seconds |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2370 kg | 1850 kg |
| Vehicle Length | 5090 mm | 4830 mm |
| Vehicle Width | 1990 mm | 1380 mm |
| Vehicle Height | 1740 mm | 1860 mm |
| Wheelbase Size | 3010 mm | 2790 mm |
| Fuel Tank Capacity | 100 L | 70 L |
