2009 Acura RL vs. 2004 Audi S4
To start off, 2009 Acura RL is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 4,162 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 38 more horse power than 2009 Acura RL. (301 HP @ 6300 RPM) In normal driving conditions, 2004 Audi S4 should accelerate faster than 2009 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 190 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.
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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 43 more torque (in Nm) than 2009 Acura RL. (367 Nm @ 5000 RPM). This means 2004 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 | 2004 Audi S4 | |
| Make | Acura | Audi |
| Model | RL | S4 |
| Year Released | 2009 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 4162 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 301 HP | 339 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 367 Nm | 410 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1575 kg | 1765 kg |
| Vehicle Length | 4980 mm | 4590 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2470 mm |
| Fuel Consumption Highway | 10.7 L/100km | 9.1 L/100km |
| Fuel Consumption City | 14.7 L/100km | 17.9 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 73 L | 63 L |
