2006 Cadillac STS vs. 2007 Mercedes-Benz CLS
To start off, 2007 Mercedes-Benz CLS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 6,206 cc (8 cylinders), 2007 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 254 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 2007 Mercedes-Benz CLS should accelerate faster than 2006 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, 2007 Mercedes-Benz CLS (631 Nm @ 5200 RPM) has 289 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 2007 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 2007 Mercedes-Benz CLS | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | CLS |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 6206 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 507 HP |
| Engine RPM | 6500 RPM | 6800 RPM |
| Torque | 342 Nm | 631 Nm |
| Torque RPM | 3200 RPM | 5200 RPM |
| Engine Bore Size | 94 mm | 102.2 mm |
| Engine Stroke Size | 85.6 mm | 94.6 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 4910 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2960 mm | 2860 mm |
| Fuel Consumption | 8.7 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 66 L | 80 L |
