2005 Cadillac STS vs. 2012 Mercedes-Benz SLK
To start off, 2012 Mercedes-Benz SLK is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 139 more horse power than 2012 Mercedes-Benz SLK. (182 HP @ 5250 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2012 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 382 kg more than 2012 Mercedes-Benz SLK. 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, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 177 more torque (in Nm) than 2012 Mercedes-Benz SLK. (250 Nm @ 1800 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz SLK.
Compare all specifications:
| 2005 Cadillac STS | 2012 Mercedes-Benz SLK | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | SLK |
| Year Released | 2005 | 2012 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 182 HP |
| Engine RPM | 6400 RPM | 5250 RPM |
| Torque | 427 Nm | 250 Nm |
| Torque RPM | 4400 RPM | 1800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.2 seconds | 7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1817 kg | 1435 kg |
| Vehicle Length | 4990 mm | 4135 mm |
| Vehicle Width | 1850 mm | 1816 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2960 mm | 2431 mm |
| Fuel Tank Capacity | 66 L | 60 L |
