2005 Acura RL vs. 2007 Audi A8
To start off, 2007 Audi A8 is newer by 2 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 5,202 cc (10 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 7000 RPM) has 148 more horse power than 2005 Acura RL. (296 HP @ 6200 RPM) In normal driving conditions, 2007 Audi A8 should accelerate faster than 2005 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 133 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, 2007 Audi A8 (540 Nm @ 3500 RPM) has 187 more torque (in Nm) than 2005 Acura RL. (353 Nm @ 5000 RPM). This means 2007 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 | 2007 Audi A8 | |
| Make | Acura | Audi |
| Model | RL | A8 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3471 cc | 5202 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 444 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 353 Nm | 540 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| 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 | 1940 kg |
| Vehicle Length | 4920 mm | 5070 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2950 mm |
| Fuel Consumption Overall | 12.4 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 50 L | 90 L |
