2009 Acura RDX vs. 2001 Audi A8
To start off, 2009 Acura RDX is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Audi A8. In addition, the cost of maintenance, including insurance, on 2001 Audi A8 would be higher. At 2,967 cc (6 cylinders), 2001 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (237 HP @ 6000 RPM) has 7 more horse power than 2001 Audi A8. (230 HP @ 4000 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 2001 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RDX weights approximately 34 kg more than 2001 Audi A8. 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, 2001 Audi A8 (450 Nm @ 1400 RPM) has 190 more torque (in Nm) than 2009 Acura RDX. (260 Nm @ 4500 RPM). This means 2001 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RDX.
Compare all specifications:
| 2009 Acura RDX | 2001 Audi A8 | |
| Make | Acura | Audi |
| Model | RDX | A8 |
| Year Released | 2009 | 2001 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2297 cc | 2967 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 230 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 260 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 1400 RPM |
| Engine Compression Ratio | 8.8:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1784 kg | 1750 kg |
| Vehicle Length | 4600 mm | 5060 mm |
| Vehicle Width | 1880 mm | 1900 mm |
| Vehicle Height | 1660 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2950 mm |
| Fuel Consumption Overall | 12.4 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 68 L | 90 L |
