2004 Mercedes-Benz SLK vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz SLK would be higher. At 3,196 cc (6 cylinders), 2004 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SLK (215 HP @ 4200 RPM) has 92 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2004 Mercedes-Benz SLK should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz SLK weights approximately 215 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Mercedes-Benz SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 Mercedes-Benz SLK (311 Nm) has 144 more torque (in Nm) than 2005 Opel Astra. (167 Nm). This means 2004 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2004 Mercedes-Benz SLK | 2005 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | SLK | Astra |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3196 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 215 HP | 123 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 311 Nm | 167 Nm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1415 kg | 1200 kg |
| Wheelbase Size | 2410 mm | 2740 mm |
| Fuel Tank Capacity | 60 L | 52 L |
