2008 Cadillac STS vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 152 more horse power than 2009 Mercedes-Benz C. (169 HP @ 3800 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 587 kg more than 2009 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 27 more torque (in Nm) than 2009 Mercedes-Benz C. (400 Nm @ 2000 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C. 2008 Cadillac STS has automatic transmission and 2009 Mercedes-Benz C has manual transmission. 2009 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac STS | 2009 Mercedes-Benz C | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | C |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2148 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 169 HP |
| Engine RPM | 6400 RPM | 3800 RPM |
| Torque | 427 Nm | 400 Nm |
| Torque RPM | 4400 RPM | 2000 RPM |
| Engine Bore Size | 93 mm | 88 mm |
| Engine Stroke Size | 84 mm | 88.3 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 229 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 8.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1812 kg | 1225 kg |
| Vehicle Length | 4990 mm | 4590 mm |
| Vehicle Width | 1850 mm | 1450 mm |
| Vehicle Height | 1470 mm | 1780 mm |
| Wheelbase Size | 2960 mm | 2770 mm |
| Fuel Consumption Overall | 14.5 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 66 L | 66 L |
