2009 Acura RDX vs. 2009 Audi S4
To start off, both 2009 Acura RDX and 2009 Audi S4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 103 more horse power than 2009 Acura RDX. (237 HP @ 6000 RPM) In normal driving conditions, 2009 Audi S4 should accelerate faster than 2009 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RDX weights approximately 854 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 150 more torque (in Nm) than 2009 Acura RDX. (260 Nm @ 4500 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RDX. 2009 Acura RDX 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. 2009 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Acura RDX | 2009 Audi S4 | |
Make | Acura | Audi |
Model | RDX | S4 |
Year Released | 2009 | 2009 |
Body Type | SUV | Convertible |
Engine Position | Front | Front |
Engine Size | 2297 cc | 4163 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 5 valves |
Horse Power | 237 HP | 340 HP |
Engine RPM | 6000 RPM | 7000 RPM |
Torque | 260 Nm | 410 Nm |
Torque RPM | 4500 RPM | 3500 RPM |
Engine Compression Ratio | 8.8:1 | 18.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1784 kg | 930 kg |
Vehicle Length | 4600 mm | 4580 mm |
Vehicle Width | 1880 mm | 1780 mm |
Vehicle Height | 1660 mm | 1400 mm |
Wheelbase Size | 2660 mm | 2660 mm |
Fuel Consumption | 10.7 L/100km | 12.4 L/100km |
Fuel Consumption City | 13.8 L/100km | 18.1 L/100km |
Fuel Consumption Overall | 12.4 L/100km | 15.7 L/100km |
Fuel Tank Capacity | 68 L | 63 L |