2009 Acura MDX vs. 2009 Audi RS4
To start off, both 2009 Acura MDX and 2009 Audi RS4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 114 more horse power than 2009 Acura MDX. (300 HP @ 6000 RPM) In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2009 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura MDX weights approximately 202 kg more than 2009 Audi RS4.
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 RS4 (430 Nm @ 5500 RPM) has 57 more torque (in Nm) than 2009 Acura MDX. (373 Nm @ 5000 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura MDX. 2009 Acura MDX has automatic transmission and 2009 Audi RS4 has manual transmission. 2009 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Acura MDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Acura MDX | 2009 Audi RS4 | |
| Make | Acura | Audi |
| Model | MDX | RS4 |
| Year Released | 2009 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 414 HP |
| Engine RPM | 6000 RPM | 7800 RPM |
| Torque | 373 Nm | 430 Nm |
| Torque RPM | 5000 RPM | 5500 RPM |
| Engine Compression Ratio | 11.2:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1852 kg | 1650 kg |
| Vehicle Length | 4850 mm | 4590 mm |
| Vehicle Width | 2000 mm | 1820 mm |
| Vehicle Height | 1740 mm | 1420 mm |
| Wheelbase Size | 2760 mm | 2660 mm |
| Fuel Consumption Overall | 13.8 L/100km | 13.6 L/100km |
| Fuel Tank Capacity | 79 L | 63 L |
