2007 Aston Martin DB9 vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS 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 (450 HP @ 6000 RPM) has 73 more horse power than 2009 Mercedes-Benz CLS. (377 HP @ 6000 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2009 Mercedes-Benz CLS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 125 kg more than 2007 Aston Martin DB9.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 178 more torque (in Nm) than 2009 Mercedes-Benz CLS. (392 Nm @ 4800 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz CLS.
Compare all specifications:
| 2007 Aston Martin DB9 | 2009 Mercedes-Benz CLS | |
| Make | Aston Martin | Mercedes-Benz |
| Model | DB9 | CLS |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 5461 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 377 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 570 Nm | 392 Nm |
| Torque RPM | 5000 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1835 kg |
| Vehicle Length | 4720 mm | 4920 mm |
| Vehicle Width | 1890 mm | 1880 mm |
| Vehicle Height | 1320 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2570 mm |
| Fuel Consumption Overall | 15.7 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
