2006 Audi RS4 vs. 2009 BMW 650
To start off, 2009 BMW 650 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 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2006 Audi RS4 (414 HP @ 7800 RPM) has 52 more horse power than 2009 BMW 650. (362 HP @ 6300 RPM). In normal driving conditions, 2006 Audi RS4 should accelerate faster than 2009 BMW 650.
Because 2006 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 650. 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 BMW 650 (490 Nm @ 3400 RPM) has 60 more torque (in Nm) than 2006 Audi RS4. (430 Nm @ 5500 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi RS4.
Compare all specifications:
| 2006 Audi RS4 | 2009 BMW 650 | |
| Make | Audi | BMW |
| Model | RS4 | 650 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4799 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 362 HP |
| Engine RPM | 7800 RPM | 6300 RPM |
| Torque | 430 Nm | 490 Nm |
| Torque RPM | 5500 RPM | 3400 RPM |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4600 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1380 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2650 mm | 2790 mm |
| Fuel Consumption Overall | 13.4 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
