2008 Acura RDX vs. 2009 Audi Q7
To start off, 2009 Audi Q7 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Acura RDX. In addition, the cost of maintenance, including insurance, on 2008 Acura RDX 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 (345 HP @ 6800 RPM) has 105 more horse power than 2008 Acura RDX. (240 HP @ 4500 RPM) In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2008 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 794 kg more than 2008 Acura RDX. 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 Q7 (440 Nm @ 3500 RPM) has 87 more torque (in Nm) than 2008 Acura RDX. (353 Nm @ 4500 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2008 Acura RDX.
Compare all specifications:
| 2008 Acura RDX | 2009 Audi Q7 | |
| Make | Acura | Audi |
| Model | RDX | Q7 |
| Year Released | 2008 | 2009 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 240 HP | 345 HP |
| Engine RPM | 4500 RPM | 6800 RPM |
| Torque | 353 Nm | 440 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Compression Ratio | 8.8:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1450 kg | 2244 kg |
| Vehicle Length | 4600 mm | 5090 mm |
| Vehicle Width | 1880 mm | 1990 mm |
| Vehicle Height | 1660 mm | 1740 mm |
| Wheelbase Size | 2660 mm | 3010 mm |
| Fuel Consumption Overall | 12.4 L/100km | 13.6 L/100km |
| Fuel Tank Capacity | 68 L | 100 L |
