2009 Audi RS4 vs. 2008 BMW 118
To start off, 2009 Audi RS4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 118. In addition, the cost of maintenance, including insurance, on 2008 BMW 118 would be higher. At 4,161 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 273 more horse power than 2008 BMW 118. (141 HP @ 6000 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2008 BMW 118. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 370 kg more than 2008 BMW 118. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 118. In wet, icy, snow, or gravel driving conditions, 2009 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 Audi RS4 (430 Nm @ 5500 RPM) has 240 more torque (in Nm) than 2008 BMW 118. (190 Nm @ 4500 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 118.
Compare all specifications:
| 2009 Audi RS4 | 2008 BMW 118 | |
| Make | Audi | BMW |
| Model | RS4 | 118 |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 414 HP | 141 HP |
| Engine RPM | 7800 RPM | 6000 RPM |
| Torque | 430 Nm | 190 Nm |
| Torque RPM | 5500 RPM | 4500 RPM |
| Engine Bore Size | 84.5 mm | 84.1 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 12.5:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 4.8 seconds | 8.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1340 kg |
| Vehicle Length | 4590 mm | 4870 mm |
| Vehicle Width | 1820 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2670 mm |
| Fuel Consumption Overall | 13.5 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 53 L |
