2009 Cadillac STS vs. 2012 Mercedes-Benz C
To start off, 2012 Mercedes-Benz C is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac STS would be higher. At 6,200 cc (8 cylinders), 2012 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz C (454 HP @ 6500 RPM) has 152 more horse power than 2009 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2012 Mercedes-Benz C should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz C weights approximately 20 kg more than 2009 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2012 Mercedes-Benz C (600 Nm @ 5000 RPM) has 231 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2012 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2012 Mercedes-Benz C | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | C |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 6200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 454 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 369 Nm | 600 Nm |
| Torque RPM | 5200 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1655 kg |
| Vehicle Length | 5000 mm | 4724 mm |
| Vehicle Width | 1850 mm | 1796 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2960 mm | 2766 mm |
| Fuel Tank Capacity | 64 L | 66 L |
