2007 Mercedes-Benz G vs. 2005 Opel Astra
To start off, 2007 Mercedes-Benz G is newer by 2 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 3,996 cc (8 cylinders), 2007 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz G (247 HP @ 4000 RPM) has 98 more horse power than 2005 Opel Astra. (149 HP @ 5800 RPM). In normal driving conditions, 2007 Mercedes-Benz G should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz G weights approximately 297 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 2007 Mercedes-Benz G 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, 2007 Mercedes-Benz G 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, 2007 Mercedes-Benz G (560 Nm @ 1700 RPM) has 357 more torque (in Nm) than 2005 Opel Astra. (203 Nm @ 4000 RPM). This means 2007 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2007 Mercedes-Benz G | 2005 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | G | Astra |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3996 cc | 2172 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 149 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 560 Nm | 203 Nm |
| Torque RPM | 1700 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 94.6 mm |
| Engine Compression Ratio | 19.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 180 km/hour | 216 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 9.5 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1690 kg | 1393 kg |
| Vehicle Length | 4260 mm | 4270 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1950 mm | 1400 mm |
| Wheelbase Size | 2410 mm | 2710 mm |
| Fuel Consumption Overall | 12.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 96 L | 52 L |
