2009 Acura RL vs. 2005 Audi A8
To start off, 2009 Acura RL is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 39 more horse power than 2009 Acura RL. (296 HP @ 6300 RPM) In normal driving conditions, 2005 Audi A8 should accelerate faster than 2009 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 93 kg more than 2009 Acura RL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A8 (430 Nm) has 159 more torque (in Nm) than 2009 Acura RL. (271 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RL.
Compare all specifications:
| 2009 Acura RL | 2005 Audi A8 | |
| Make | Acura | Audi |
| Model | RL | A8 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 4178 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 296 HP | 335 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 271 Nm | 430 Nm |
| Engine Compression Ratio | 11.2:1 | 11.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1852 kg | 1945 kg |
| Vehicle Length | 4980 mm | 5060 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2810 mm | 2950 mm |
| Fuel Consumption Highway | 10.8 L/100km | 9.8 L/100km |
| Fuel Consumption City | 14.9 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 12.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 73 L | 90 L |
