2009 Aston Martin DB9 vs. 2006 GMC Sierra
To start off, 2009 Aston Martin DB9 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 5,996 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 Aston Martin DB9 (470 HP @ 6000 RPM) has 125 more horse power than 2006 GMC Sierra. (345 HP @ 5200 RPM). In normal driving conditions, 2009 Aston Martin DB9 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 588 kg more than 2009 Aston Martin DB9.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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 Aston Martin DB9 (601 Nm @ 5000 RPM) has 86 more torque (in Nm) than 2006 GMC Sierra. (515 Nm @ 4000 RPM). This means 2009 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2009 Aston Martin DB9 | 2006 GMC Sierra | |
| Make | Aston Martin | GMC |
| Model | DB9 | Sierra |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 5996 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 470 HP | 345 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 601 Nm | 515 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 102 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Engine Compression Ratio | 10.9:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1890 kg | 2478 kg |
| Vehicle Length | 4720 mm | 5850 mm |
| Vehicle Width | 1880 mm | 2000 mm |
| Vehicle Height | 1320 mm | 1910 mm |
| Wheelbase Size | 2750 mm | 3650 mm |
| Fuel Consumption | 12.4 L/100km | 13.8 L/100km |
| Fuel Consumption City | 19.6 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 80 L | 98 L |
