2009 Mercedes-Benz C vs. 2005 Opel Astra
To start off, 2009 Mercedes-Benz C is newer by 4 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 2,148 cc (4 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (148 HP @ 4200 RPM) has 25 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 395 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 2009 Mercedes-Benz C 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 2009 Mercedes-Benz C. 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, 2009 Mercedes-Benz C (340 Nm @ 2000 RPM) has 170 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2009 Mercedes-Benz C | 2005 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | C | Astra |
| Year Released | 2009 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 123 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 340 Nm | 170 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Top Speed | 224 km/hour | 205 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1145 kg |
| Wheelbase Size | 2720 mm | 2610 mm |
| Fuel Consumption Overall | 6.6 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 62 L | 52 L |
