2009 Acura RL vs. 2006 Audi S4
To start off, 2009 Acura RL is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 40 more horse power than 2009 Acura RL. (300 HP @ 6300 RPM) In normal driving conditions, 2006 Audi S4 should accelerate faster than 2009 Acura RL.
Because 2009 Acura RL is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi S4. In wet, icy, snow, or gravel driving conditions, 2009 Acura RL will offer significantly more control. 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 S4 (410 Nm @ 3500 RPM) has 43 more torque (in Nm) than 2009 Acura RL. (367 Nm @ 5000 RPM). This means 2006 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 | 2006 Audi S4 | |
| Make | Acura | Audi |
| Model | RL | S4 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Station Wagon |
| 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 | 300 HP | 340 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 | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4980 mm | 4590 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2810 mm | 2660 mm |
| Fuel Consumption | 10.7 L/100km | 11.2 L/100km |
| Fuel Consumption City | 14.7 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 73 L | 63 L |
