2008 Audi Q7 vs. 2004 BMW 730
To start off, 2008 Audi Q7 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 BMW 730. In addition, the cost of maintenance, including insurance, on 2004 BMW 730 would be higher. At 3,598 cc (6 cylinders), 2008 Audi Q7 is equipped with a bigger engine. In terms of performance, 2008 Audi Q7 (280 HP @ 6200 RPM) has 55 more horse power than 2004 BMW 730. (225 HP @ 6000 RPM). In normal driving conditions, 2008 Audi Q7 should accelerate faster than 2004 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi Q7 weights approximately 415 kg more than 2004 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 730. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi Q7 (360 Nm @ 2500 RPM) has 60 more torque (in Nm) than 2004 BMW 730. (300 Nm @ 3500 RPM). This means 2008 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 730.
Compare all specifications:
| 2008 Audi Q7 | 2004 BMW 730 | |
| Make | Audi | BMW |
| Model | Q7 | 730 |
| Year Released | 2008 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3598 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 280 HP | 225 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 360 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Compression Ratio | 12.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2205 kg | 1790 kg |
| Vehicle Length | 5090 mm | 5040 mm |
| Vehicle Width | 1990 mm | 1910 mm |
| Vehicle Height | 1740 mm | 1500 mm |
| Wheelbase Size | 3010 mm | 3000 mm |
| Fuel Tank Capacity | 100 L | 63 L |
