1984 BMW 323 vs. 2007 Aston Martin DB9
To start off, 2007 Aston Martin DB9 is newer by 23 year(s). Which means there will be less support and parts availability for 1984 BMW 323. In addition, the cost of maintenance, including insurance, on 1984 BMW 323 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 303 more horse power than 1984 BMW 323. (148 HP @ 6000 RPM) In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 1984 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 745 kg more than 1984 BMW 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 365 more torque (in Nm) than 1984 BMW 323. (205 Nm @ 4000 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW 323. 2007 Aston Martin DB9 has automatic transmission and 1984 BMW 323 has manual transmission. 1984 BMW 323 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:
| 1984 BMW 323 | 2007 Aston Martin DB9 | |
| Make | BMW | Aston Martin |
| Model | 323 | DB9 |
| Year Released | 1984 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2314 cc | 5935 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 451 HP |
| Engine RPM | 6000 RPM | 5750 RPM |
| Torque | 205 Nm | 570 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 80 mm | 89 mm |
| Engine Stroke Size | 76.8 mm | 79.5 mm |
| Engine Compression Ratio | 9.8:1 | 10.3:1 |
| Top Speed | 204 km/hour | 300 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1090 kg | 1835 kg |
| Vehicle Length | 4330 mm | 4720 mm |
| Vehicle Width | 1650 mm | 1880 mm |
| Vehicle Height | 1390 mm | 1280 mm |
| Wheelbase Size | 2580 mm | 2750 mm |
