2007 Cadillac SRX vs. 2009 Mercedes-Benz SLK
To start off, 2009 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac SRX. In addition, the cost of maintenance, including insurance, on 2007 Cadillac SRX would be higher. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (355 HP @ 5750 RPM) has 34 more horse power than 2007 Cadillac SRX. (321 HP @ 6400 RPM) In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 2007 Cadillac SRX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac SRX weights approximately 886 kg more than 2009 Mercedes-Benz SLK.
Because 2007 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac SRX 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, 2009 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 83 more torque (in Nm) than 2007 Cadillac SRX. (427 Nm @ 4400 RPM). This means 2009 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac SRX.
Compare all specifications:
| 2007 Cadillac SRX | 2009 Mercedes-Benz SLK | |
| Make | Cadillac | Mercedes-Benz |
| Model | SRX | SLK |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 321 HP | 355 HP |
| Engine RPM | 6400 RPM | 5750 RPM |
| Torque | 427 Nm | 510 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 93.1 mm | 97 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2126 kg | 1240 kg |
| Vehicle Length | 4960 mm | 4110 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1290 mm |
| Wheelbase Size | 2960 mm | 2440 mm |
| Fuel Consumption Overall | 13.9 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 76 L | 70 L |
