2006 Cadillac STS vs. 2005 Mercedes-Benz C
To start off, 2006 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 3,563 cc (6 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (253 HP @ 6500 RPM) has 112 more horse power than 2005 Mercedes-Benz C. (141 HP @ 5300 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 337 kg more than 2005 Mercedes-Benz C. 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, 2006 Cadillac STS (342 Nm @ 3200 RPM) has 102 more torque (in Nm) than 2005 Mercedes-Benz C. (240 Nm @ 2500 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C. 2006 Cadillac STS has automatic transmission and 2005 Mercedes-Benz C has manual transmission. 2005 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Cadillac STS | 2005 Mercedes-Benz C | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | C |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 141 HP |
| Engine RPM | 6500 RPM | 5300 RPM |
| Torque | 342 Nm | 240 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1782 kg | 1445 kg |
| Vehicle Length | 4990 mm | 4350 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2960 mm | 2720 mm |
| Fuel Tank Capacity | 66 L | 62 L |
