2002 Aston Martin DB7 vs. 2004 GMC Sierra
To start off, 2004 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2002 Aston Martin DB7 would be higher. At 5,963 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2002 Aston Martin DB7 (450 HP) has 125 more horse power than 2004 GMC Sierra. (325 HP). In normal driving conditions, 2002 Aston Martin DB7 should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 474 kg more than 2002 Aston Martin DB7.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2002 Aston Martin DB7. In wet, icy, snow, or gravel driving conditions, 2004 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, 2002 Aston Martin DB7 (577 Nm) has 75 more torque (in Nm) than 2004 GMC Sierra. (502 Nm). This means 2002 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Sierra.
Compare all specifications:
| 2002 Aston Martin DB7 | 2004 GMC Sierra | |
| Make | Aston Martin | GMC |
| Model | DB7 | Sierra |
| Year Released | 2002 | 2004 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5932 cc | 5963 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 450 HP | 325 HP |
| Torque | 577 Nm | 502 Nm |
| Engine Bore Size | 89 mm | 102 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Engine Compression Ratio | 10.3:1 | 9.4:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1800 kg | 2274 kg |
| Vehicle Length | 4700 mm | 5790 mm |
| Vehicle Width | 1840 mm | 2130 mm |
| Vehicle Height | 1250 mm | 1880 mm |
| Wheelbase Size | 2600 mm | 3650 mm |
| Fuel Tank Capacity | 89 L | 102 L |
