2003 Aston Martin DB7 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB7 (414 HP @ 6000 RPM) has 206 more horse power than 2005 Opel Signum. (208 HP @ 6000 RPM). In normal driving conditions, 2003 Aston Martin DB7 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Aston Martin DB7 weights approximately 265 kg more than 2005 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Aston Martin DB7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Aston Martin DB7. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Aston Martin DB7 (550 Nm @ 5000 RPM) has 250 more torque (in Nm) than 2005 Opel Signum. (300 Nm @ 4000 RPM). This means 2003 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum. 2005 Opel Signum has automatic transmission and 2003 Aston Martin DB7 has manual transmission. 2003 Aston Martin DB7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Aston Martin DB7 | 2005 Opel Signum | |
Make | Aston Martin | Opel |
Model | DB7 | Signum |
Year Released | 2003 | 2005 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 5935 cc | 3174 cc |
Engine Cylinders | 12 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 414 HP | 208 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 550 Nm | 300 Nm |
Torque RPM | 5000 RPM | 4000 RPM |
Engine Compression Ratio | 10.3:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1875 kg | 1610 kg |
Vehicle Length | 4720 mm | 4640 mm |
Vehicle Width | 1830 mm | 1800 mm |
Vehicle Height | 1240 mm | 1470 mm |
Wheelbase Size | 2600 mm | 2840 mm |
Fuel Tank Capacity | 89 L | 60 L |