2003 Aston Martin DB9 vs. 2007 Mercedes-Benz R
To start off, 2007 Mercedes-Benz R is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB9 (450 HP @ 6000 RPM) has 181 more horse power than 2007 Mercedes-Benz R. (269 HP @ 6000 RPM). In normal driving conditions, 2003 Aston Martin DB9 should accelerate faster than 2007 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 495 kg more than 2003 Aston Martin DB9.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2003 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz R 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, 2003 Aston Martin DB9 (557 Nm @ 5000 RPM) has 207 more torque (in Nm) than 2007 Mercedes-Benz R. (350 Nm @ 2400 RPM). This means 2003 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz R. 2007 Mercedes-Benz R has automatic transmission and 2003 Aston Martin DB9 has manual transmission. 2003 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Aston Martin DB9 | 2007 Mercedes-Benz R | |
| Make | Aston Martin | Mercedes-Benz |
| Model | DB9 | R |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 3498 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 269 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 557 Nm | 350 Nm |
| Torque RPM | 5000 RPM | 2400 RPM |
| Engine Bore Size | 89 mm | 92.9 mm |
| Engine Stroke Size | 79.5 mm | 86 mm |
| Top Speed | 300 km/hour | 230 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 8.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1710 kg | 2205 kg |
| Vehicle Length | 4970 mm | 5160 mm |
| Vehicle Width | 1880 mm | 1930 mm |
| Vehicle Height | 1320 mm | 1660 mm |
| Wheelbase Size | 2750 mm | 3220 mm |
| Fuel Tank Capacity | 85 L | 80 L |
