2009 Citroen C5 vs. 2007 Aston Martin DB9
To start off, 2009 Citroen C5 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2007 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Aston Martin DB9 (451 HP @ 5750 RPM) has 317 more horse power than 2009 Citroen C5. (134 HP @ 6000 RPM) In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2009 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 393 kg more than 2009 Citroen C5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Aston Martin DB9 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 2007 Aston Martin DB9. However, in wet, icy, snow, or gravel driving conditions, 2009 Citroen C5, 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 380 more torque (in Nm) than 2009 Citroen C5. (190 Nm @ 4100 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C5. 2007 Aston Martin DB9 has automatic transmission and 2009 Citroen C5 has manual transmission. 2009 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Aston Martin DB9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Citroen C5 | 2007 Aston Martin DB9 | |
| Make | Citroen | Aston Martin |
| Model | C5 | DB9 |
| Year Released | 2009 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 5935 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 451 HP |
| Engine RPM | 6000 RPM | 5750 RPM |
| Torque | 190 Nm | 570 Nm |
| Torque RPM | 4100 RPM | 5000 RPM |
| Engine Bore Size | 85 mm | 89 mm |
| Engine Stroke Size | 88 mm | 79.5 mm |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 203 km/hour | 300 km/hour |
| Acceleration 0-100mph | 11 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1442 kg | 1835 kg |
| Vehicle Length | 4760 mm | 4720 mm |
| Vehicle Width | 1780 mm | 1880 mm |
| Vehicle Height | 1520 mm | 1280 mm |
| Wheelbase Size | 2760 mm | 2750 mm |
| Fuel Consumption Overall | 8.4 L/100km | 17.8 L/100km |
| Fuel Tank Capacity | 66 L | 78 L |
