2006 Audi RS4 vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi RS4. In addition, the cost of maintenance, including insurance, on 2006 Audi RS4 would be higher. At 6,207 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 93 more horse power than 2006 Audi RS4. (414 HP @ 7800 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2006 Audi RS4.
Because 2006 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2006 Audi RS4 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, 2009 Mercedes-Benz CLS (630 Nm @ 5200 RPM) has 200 more torque (in Nm) than 2006 Audi RS4. (430 Nm @ 5500 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi RS4. 2009 Mercedes-Benz CLS has automatic transmission and 2006 Audi RS4 has manual transmission. 2006 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi RS4 | 2009 Mercedes-Benz CLS | |
| Make | Audi | Mercedes-Benz |
| Model | RS4 | CLS |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 6207 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 507 HP |
| Engine RPM | 7800 RPM | 6800 RPM |
| Torque | 430 Nm | 630 Nm |
| Torque RPM | 5500 RPM | 5200 RPM |
| Engine Bore Size | 84.5 mm | 102.2 mm |
| Engine Stroke Size | 92.8 mm | 94.6 mm |
| Engine Compression Ratio | 12.5:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 4.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4600 mm | 4920 mm |
| Vehicle Width | 1820 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2650 mm | 2860 mm |
| Fuel Consumption Overall | 13.4 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
