2007 Aston Martin DB9 vs. 2005 Mercedes-Benz G
To start off, 2007 Aston Martin DB9 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz G would be higher. At 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Aston Martin DB9 (450 HP @ 6000 RPM) has 238 more horse power than 2005 Mercedes-Benz G. (212 HP @ 5500 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2005 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz G weights approximately 545 kg more than 2007 Aston Martin DB9.
Because 2005 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2007 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2005 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 Aston Martin DB9 (570 Nm @ 5000 RPM) has 270 more torque (in Nm) than 2005 Mercedes-Benz G. (300 Nm @ 2800 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz G.
Compare all specifications:
| 2007 Aston Martin DB9 | 2005 Mercedes-Benz G | |
| Make | Aston Martin | Mercedes-Benz |
| Model | DB9 | G |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 3197 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 450 HP | 212 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 570 Nm | 300 Nm |
| Torque RPM | 5000 RPM | 2800 RPM |
| Engine Bore Size | 89 mm | 89.9 mm |
| Engine Stroke Size | 79.5 mm | 84 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 173 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 10.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1710 kg | 2255 kg |
| Vehicle Length | 4720 mm | 4230 mm |
| Vehicle Width | 1890 mm | 1770 mm |
| Vehicle Height | 1320 mm | 1940 mm |
| Wheelbase Size | 2750 mm | 2410 mm |
| Fuel Consumption Overall | 15.7 L/100km | 15.3 L/100km |
| Fuel Tank Capacity | 80 L | 96 L |
