2005 Audi S4 vs. 2006 BMW MM Roadster
To start off, 2006 BMW MM Roadster is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 7000 RPM) has 10 more horse power than 2006 BMW MM Roadster. (330 HP @ 7900 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2006 BMW MM Roadster.
Let's talk about torque, 2005 Audi S4 (410 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2006 BMW MM Roadster. (355 Nm @ 4900 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW MM Roadster.
Compare all specifications:
| 2005 Audi S4 | 2006 BMW MM Roadster | |
| Make | Audi | BMW |
| Model | S4 | MM Roadster |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3245 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 330 HP |
| Engine RPM | 7000 RPM | 7900 RPM |
| Torque | 410 Nm | 355 Nm |
| Torque RPM | 3500 RPM | 4900 RPM |
| Engine Compression Ratio | 11.0:1 | 11.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4580 mm | 4120 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
| Fuel Consumption Highway | 11.4 L/100km | 8.1 L/100km |
| Fuel Consumption City | 15.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
