2009 Cadillac STS vs. 2008 Mercedes-Benz S
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz S would be higher. At 5,513 cc, 2008 Mercedes-Benz S is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz S weights approximately 545 kg more than 2009 Cadillac STS.
Because 2008 Mercedes-Benz S is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2008 Mercedes-Benz S 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, 2008 Mercedes-Benz S (830 Nm @ 1900 RPM) has 461 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2008 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2008 Mercedes-Benz S | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | S |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 5513 cc |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 302 HP | 0 HP |
| Torque | 369 Nm | 830 Nm |
| Torque RPM | 5200 RPM | 1900 RPM |
| Engine Compression Ratio | 11.3:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 2180 kg |
| Vehicle Length | 5000 mm | 5210 mm |
| Vehicle Width | 1850 mm | 1480 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2960 mm | 3170 mm |
| Fuel Consumption Overall | 11.8 L/100km | 14.3 L/100km |
| Fuel Tank Capacity | 64 L | 90 L |
