2009 Cadillac STS vs. 2005 Mercedes-Benz ML
To start off, 2009 Cadillac STS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz ML. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz ML would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 134 more horse power than 2005 Mercedes-Benz ML. (168 HP @ 4200 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2005 Mercedes-Benz ML. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz ML weights approximately 543 kg more than 2009 Cadillac STS.
Because 2005 Mercedes-Benz ML 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, 2005 Mercedes-Benz ML 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, 2005 Mercedes-Benz ML (370 Nm @ 1600 RPM) has 1 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2005 Mercedes-Benz ML will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2005 Mercedes-Benz ML | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | ML |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 2597 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 168 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 369 Nm | 370 Nm |
| Torque RPM | 5200 RPM | 1600 RPM |
| Engine Compression Ratio | 11.3:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1635 kg | 2178 kg |
| Vehicle Length | 5000 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1830 mm |
| Wheelbase Size | 2960 mm | 2720 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 64 L | 83 L |
