2006 Mercedes-Benz SLK vs. 2003 Porsche GT2
To start off, 2006 Mercedes-Benz SLK is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Porsche GT2. In addition, the cost of maintenance, including insurance, on 2003 Porsche GT2 would be higher. At 5,439 cc (8 cylinders), 2006 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2003 Porsche GT2 (456 HP @ 5700 RPM) has 101 more horse power than 2006 Mercedes-Benz SLK. (355 HP @ 5750 RPM) In normal driving conditions, 2003 Porsche GT2 should accelerate faster than 2006 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SLK weights approximately 244 kg more than 2003 Porsche GT2.
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, 2003 Porsche GT2 (620 Nm @ 3500 RPM) has 109 more torque (in Nm) than 2006 Mercedes-Benz SLK. (511 Nm @ 4000 RPM). This means 2003 Porsche GT2 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz SLK. 2006 Mercedes-Benz SLK has automatic transmission and 2003 Porsche GT2 has manual transmission. 2003 Porsche GT2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Mercedes-Benz SLK | 2003 Porsche GT2 | |
| Make | Mercedes-Benz | Porsche |
| Model | SLK | GT2 |
| Year Released | 2006 | 2003 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5439 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 355 HP | 456 HP |
| Engine RPM | 5750 RPM | 5700 RPM |
| Torque | 511 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 97 mm | 100 mm |
| Engine Stroke Size | 92 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 1690 kg | 1446 kg |
| Vehicle Length | 4090 mm | 4460 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1280 mm | 1290 mm |
| Wheelbase Size | 2410 mm | 2360 mm |
