2009 Mercedes-Benz S vs. 2005 Opel Astra
To start off, 2009 Mercedes-Benz S 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 5,513 cc (12 cylinders), 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (510 HP @ 5000 RPM) has 313 more horse power than 2005 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz S weights approximately 925 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 S is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz S will offer significantly more control. 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 S (830 Nm @ 1900 RPM) has 568 more torque (in Nm) than 2005 Opel Astra. (262 Nm @ 4200 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2009 Mercedes-Benz S has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz S | 2005 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | S | Astra |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5513 cc | 1910 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 510 HP | 197 HP |
| Engine RPM | 5000 RPM | 5400 RPM |
| Torque | 830 Nm | 262 Nm |
| Torque RPM | 1900 RPM | 4200 RPM |
| Engine Bore Size | 82 mm | 86.1 mm |
| Engine Stroke Size | 87 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 4.9 seconds | 7.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 2180 kg | 1255 kg |
| Vehicle Length | 5210 mm | 4300 mm |
| Vehicle Width | 1480 mm | 1760 mm |
| Vehicle Height | 1880 mm | 1440 mm |
| Wheelbase Size | 3170 mm | 2640 mm |
| Fuel Consumption Overall | 14.3 L/100km | 9 L/100km |
| Fuel Tank Capacity | 90 L | 52 L |
