2005 Opel Astra vs. 2010 Mercedes-Benz SLK
To start off, 2010 Mercedes-Benz SLK is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,796 cc (4 cylinders), 2010 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz SLK (201 HP @ 5500 RPM) has 105 more horse power than 2005 Opel Astra. (96 HP @ 5800 RPM) In normal driving conditions, 2010 Mercedes-Benz SLK should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz SLK weights approximately 120 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 2010 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 2010 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, 2010 Mercedes-Benz SLK (310 Nm @ 2000 RPM) has 170 more torque (in Nm) than 2005 Opel Astra. (140 Nm @ 3800 RPM). This means 2010 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2010 Mercedes-Benz SLK | |
| Make | Opel | Mercedes-Benz |
| Model | Astra | SLK |
| Year Released | 2005 | 2010 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 96 HP | 201 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 140 Nm | 310 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Acceleration 0-100mph | 14.5 seconds | 6.6 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1500 kg |
| Vehicle Length | 4290 mm | 4135 mm |
| Vehicle Width | 1720 mm | 1816 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2700 mm | 2431 mm |
| Fuel Tank Capacity | 52 L | 60 L |
