2006 BMW MM Roadster vs. 2011 Cadillac STS
To start off, 2011 Cadillac STS is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW MM Roadster. In addition, the cost of maintenance, including insurance, on 2006 BMW MM Roadster would be higher. At 3,600 cc (6 cylinders), 2011 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 BMW MM Roadster (330 HP @ 7900 RPM) has 28 more horse power than 2011 Cadillac STS. (302 HP @ 6300 RPM). In normal driving conditions, 2006 BMW MM Roadster should accelerate faster than 2011 Cadillac STS.
Let's talk about torque, 2011 Cadillac STS (368 Nm @ 5200 RPM) has 13 more torque (in Nm) than 2006 BMW MM Roadster. (355 Nm @ 4900 RPM). This means 2011 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW MM Roadster.
Compare all specifications:
| 2006 BMW MM Roadster | 2011 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | MM Roadster | STS |
| Year Released | 2006 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 330 HP | 302 HP |
| Engine RPM | 7900 RPM | 6300 RPM |
| Torque | 355 Nm | 368 Nm |
| Torque RPM | 4900 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4120 mm | 4996 mm |
| Vehicle Width | 1790 mm | 1844 mm |
| Vehicle Height | 1310 mm | 1463 mm |
| Wheelbase Size | 2500 mm | 2957 mm |
| Fuel Consumption | 8.1 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
