2009 Mercedes-Benz C vs. 2007 Opel Astra
To start off, 2009 Mercedes-Benz C is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 1,796 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (141 HP @ 5200 RPM) has 18 more horse power than 2007 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 191 kg more than 2007 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, 2007 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 (220 Nm @ 2500 RPM) has 50 more torque (in Nm) than 2007 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 2007 Opel Astra.
Compare all specifications:
| 2009 Mercedes-Benz C | 2007 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | C | Astra |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 123 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 220 Nm | 170 Nm |
| Torque RPM | 2500 RPM | 3800 RPM |
| Engine Bore Size | 82 mm | 80.5 mm |
| Engine Stroke Size | 85 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 223 km/hour | 198 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 10.8 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1475 kg | 1284 kg |
| Vehicle Length | 4590 mm | 4260 mm |
| Vehicle Width | 1450 mm | 1760 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2620 mm |
| Fuel Consumption Overall | 7.8 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 62 L | 52 L |
