2008 Mercedes-Benz B vs. 2005 Opel Astra
To start off, 2008 Mercedes-Benz B is newer by 3 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 2,172 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (145 HP @ 6000 RPM) has 11 more horse power than 2008 Mercedes-Benz B. (134 HP @ 5750 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2008 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz B weights approximately 130 kg more than 2005 Opel Astra.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Opel Astra (203 Nm @ 4000 RPM) has 18 more torque (in Nm) than 2008 Mercedes-Benz B. (185 Nm @ 3500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz B.
Compare all specifications:
| 2008 Mercedes-Benz B | 2005 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | B | Astra |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2033 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 134 HP | 145 HP |
| Engine RPM | 5750 RPM | 6000 RPM |
| Torque | 185 Nm | 203 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Acceleration 0-100mph | 10.1 seconds | 8.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1345 kg | 1215 kg |
| Wheelbase Size | 2780 mm | 2740 mm |
| Fuel Consumption Overall | 7.2 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 54 L | 52 L |
