2008 Acura RDX vs. 2009 Audi A5
To start off, 2009 Audi A5 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 2,698 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Acura RDX (240 HP @ 4500 RPM) has 53 more horse power than 2009 Audi A5. (187 HP @ 3500 RPM). In normal driving conditions, 2008 Acura RDX should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 125 kg more than 2008 Acura RDX.
Because 2008 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A5. In wet, icy, snow, or gravel driving conditions, 2008 Acura RDX 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 A5 (400 Nm @ 1400 RPM) has 47 more torque (in Nm) than 2008 Acura RDX. (353 Nm @ 4500 RPM). This means 2009 Audi A5 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 A5 | |
| Make | Acura | Audi |
| Model | RDX | A5 |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 240 HP | 187 HP |
| Engine RPM | 4500 RPM | 3500 RPM |
| Torque | 353 Nm | 400 Nm |
| Torque RPM | 4500 RPM | 1400 RPM |
| Engine Compression Ratio | 8.8:1 | 16.8:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1575 kg |
| Vehicle Length | 4600 mm | 4630 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1660 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Consumption Overall | 12.4 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 68 L | 65 L |
