2009 Audi RS4 vs. 2011 Acura ZDX
To start off, 2011 Acura ZDX is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi RS4. In addition, the cost of maintenance, including insurance, on 2009 Audi RS4 would be higher. 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 2011 Acura ZDX. (300 HP @ 6300 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2011 Acura ZDX. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura ZDX weights approximately 155 kg more than 2009 Audi RS4.
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 64 more torque (in Nm) than 2011 Acura ZDX. (366 Nm @ 4500 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Acura ZDX. 2011 Acura ZDX 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. 2011 Acura ZDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi RS4 | 2011 Acura ZDX | |
| Make | Audi | Acura |
| Model | RS4 | ZDX |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3700 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 300 HP |
| Engine RPM | 7800 RPM | 6300 RPM |
| Torque | 430 Nm | 366 Nm |
| Torque RPM | 5500 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1845 kg | 2000 kg |
| Vehicle Length | 4560 mm | 4887 mm |
| Vehicle Width | 1820 mm | 1994 mm |
| Vehicle Height | 1400 mm | 1595 mm |
| Wheelbase Size | 2660 mm | 2751 mm |
| Fuel Tank Capacity | 63 L | 79 L |
