2005 Acura RL vs. 2006 Audi A8
To start off, 2006 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Acura RL. In addition, the cost of maintenance, including insurance, on 2005 Acura RL would be higher. At 4,134 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (322 HP @ 3750 RPM) has 26 more horse power than 2005 Acura RL. (296 HP @ 6200 RPM) In normal driving conditions, 2006 Audi A8 should accelerate faster than 2005 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 138 kg more than 2005 Acura RL. 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, 2006 Audi A8 (650 Nm @ 1600 RPM) has 297 more torque (in Nm) than 2005 Acura RL. (353 Nm @ 5000 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura RL.
Compare all specifications:
| 2005 Acura RL | 2006 Audi A8 | |
| Make | Acura | Audi |
| Model | RL | A8 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3471 cc | 4134 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 322 HP |
| Engine RPM | 6200 RPM | 3750 RPM |
| Torque | 353 Nm | 650 Nm |
| Torque RPM | 5000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1807 kg | 1945 kg |
| Vehicle Length | 4920 mm | 5070 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2950 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 50 L | 90 L |
