2007 BMW 325 vs. 2007 Aston Martin DB9
To start off, both 2007 BMW 325 and 2007 Aston Martin DB9 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 235 more horse power than 2007 BMW 325. (216 HP @ 6500 RPM) In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 220 kg more than 2007 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 BMW 325 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 320 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325. 2007 Aston Martin DB9 has automatic transmission and 2007 BMW 325 has manual transmission. 2007 BMW 325 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:
| 2007 BMW 325 | 2007 Aston Martin DB9 | |
| Make | BMW | Aston Martin |
| Model | 325 | DB9 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5935 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 216 HP | 451 HP |
| Engine RPM | 6500 RPM | 5750 RPM |
| Torque | 250 Nm | 570 Nm |
| Torque RPM | 2750 RPM | 5000 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 78.8 mm | 79.5 mm |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 242 km/hour | 300 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1835 kg |
| Vehicle Length | 4480 mm | 4720 mm |
| Vehicle Width | 1820 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2770 mm | 2750 mm |
| Fuel Consumption Overall | 9.2 L/100km | 17.8 L/100km |
| Fuel Tank Capacity | 63 L | 78 L |
