2007 Cadillac STS vs. 2006 Mercedes-Benz SL
To start off, 2007 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz SL would be higher. At 5,441 cc (8 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (494 HP @ 6100 RPM) has 239 more horse power than 2007 Cadillac STS. (255 HP @ 6500 RPM) In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 2007 Cadillac STS.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2006 Mercedes-Benz SL (700 Nm @ 2750 RPM) has 358 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2007 Cadillac STS | 2006 Mercedes-Benz SL | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | SL |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 5441 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 255 HP | 494 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 342 Nm | 700 Nm |
| Torque RPM | 3200 RPM | 2750 RPM |
| Engine Bore Size | 94 mm | 97 mm |
| Engine Stroke Size | 86 mm | 92 mm |
| Engine Compression Ratio | 10.2:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4990 mm | 4540 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2960 mm | 2570 mm |
| Fuel Consumption | 8.7 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 64 L | 80 L |
