2008 Aston Martin DB7 vs. 2006 GMC Sierra
To start off, 2008 Aston Martin DB7 is newer by 2 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, 2008 Aston Martin DB7 (444 HP @ 6000 RPM) has 99 more horse power than 2006 GMC Sierra. (345 HP @ 5200 RPM). In normal driving conditions, 2008 Aston Martin DB7 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 568 kg more than 2008 Aston Martin DB7.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Aston Martin DB7. 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, 2008 Aston Martin DB7 (543 Nm @ 5000 RPM) has 28 more torque (in Nm) than 2006 GMC Sierra. (515 Nm @ 4000 RPM). This means 2008 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2008 Aston Martin DB7 | 2006 GMC Sierra | |
| Make | Aston Martin | GMC |
| Model | DB7 | Sierra |
| Year Released | 2008 | 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 | 444 HP | 345 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 543 Nm | 515 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 102 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1910 kg | 2478 kg |
| Vehicle Length | 4640 mm | 5850 mm |
| Vehicle Height | 1260 mm | 1910 mm |
| Wheelbase Size | 2600 mm | 3650 mm |
| Fuel Consumption Overall | 19.6 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 82 L | 98 L |
