2007 Acura RL vs. 2009 Audi S4
To start off, 2009 Audi S4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Acura RL. In addition, the cost of maintenance, including insurance, on 2007 Acura RL would be higher. At 4,163 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 7000 RPM) has 50 more horse power than 2007 Acura RL. (290 HP @ 6200 RPM) In normal driving conditions, 2009 Audi S4 should accelerate faster than 2007 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2007 Acura RL weights approximately 648 kg more than 2009 Audi S4.
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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 63 more torque (in Nm) than 2007 Acura RL. (347 Nm @ 5000 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RL. 2007 Acura RL has automatic transmission and 2009 Audi S4 has manual transmission. 2009 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Acura RL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Acura RL | 2009 Audi S4 | |
| Make | Acura | Audi |
| Model | RL | S4 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3471 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 290 HP | 340 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 347 Nm | 410 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 84.6 mm |
| Engine Stroke Size | 93 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1578 kg | 930 kg |
| Vehicle Length | 4920 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2810 mm | 2660 mm |
| Fuel Consumption | 9.1 L/100km | 12.4 L/100km |
| Fuel Consumption City | 13.1 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 73 L | 63 L |
