2008 Acura RDX vs. 2006 Audi A4
To start off, 2008 Acura RDX is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 3,129 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (255 HP @ 6500 RPM) has 15 more horse power than 2008 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2008 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 430 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, 2008 Acura RDX (353 Nm @ 4500 RPM) has 23 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 2008 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2008 Acura RDX | 2006 Audi A4 | |
| Make | Acura | Audi |
| Model | RDX | A4 |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 3129 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 240 HP | 255 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 353 Nm | 330 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1880 kg |
| Vehicle Length | 4600 mm | 4590 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1660 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Highway | 10.7 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 68 L | 63 L |
