2004 Aston Martin DB7 vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2004 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2004 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB7 (414 HP @ 6000 RPM) has 74 more horse power than 2005 Audi S4. (340 HP @ 6200 RPM). In normal driving conditions, 2004 Aston Martin DB7 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB7 weights approximately 96 kg more than 2005 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Aston Martin DB7 (550 Nm) has 140 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2004 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2004 Aston Martin DB7 | 2005 Audi S4 | |
| Make | Aston Martin | Audi |
| Model | DB7 | S4 |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4163 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 414 HP | 340 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 550 Nm | 410 Nm |
| Engine Bore Size | 89 mm | 85 mm |
| Engine Stroke Size | 79.5 mm | 93 mm |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1878 kg | 1782 kg |
| Vehicle Length | 4720 mm | 4550 mm |
| Vehicle Width | 1830 mm | 1770 mm |
| Vehicle Height | 1270 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
| Fuel Tank Capacity | 89 L | 66 L |
