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 5,935 cc (12 cylinders), 2009 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2009 Aston Martin DB9 (470 HP @ 6000 RPM) has 175 more horse power than 2006 GMC Sierra. (295 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 824 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 (600 Nm @ 5000 RPM) has 146 more torque (in Nm) than 2006 GMC Sierra. (454 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 | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 5326 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 470 HP | 295 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 600 Nm | 454 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Engine Compression Ratio | 10.9:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1835 kg | 2659 kg |
| Vehicle Length | 4720 mm | 6330 mm |
| Vehicle Width | 1880 mm | 2000 mm |
| Vehicle Height | 1280 mm | 1880 mm |
| Wheelbase Size | 2750 mm | 4010 mm |
| Fuel Consumption | 12.4 L/100km | 12.4 L/100km |
| Fuel Consumption City | 19.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 16.4 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 78 L | 129 L |
