2009 Acura RL vs. 2005 Audi S4
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 S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 44 more horse power than 2009 Acura RL. (296 HP @ 6300 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 2009 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RL weights approximately 82 kg more than 2005 Audi S4.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 139 more torque (in Nm) than 2009 Acura RL. (271 Nm). This means 2005 Audi S4 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 S4 | |
| Make | Acura | Audi |
| Model | RL | S4 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 296 HP | 340 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 271 Nm | 410 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 | 1770 kg |
| Vehicle Length | 4980 mm | 4550 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2770 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 | 66 L |
