1956 Aston Martin DB3 vs. 1966 Aston Martin DB6
To start off, 1966 Aston Martin DB6 is newer by 10 year(s). Which means there will be less support and parts availability for 1956 Aston Martin DB3. In addition, the cost of maintenance, including insurance, on 1956 Aston Martin DB3 would be higher. At 3,995 cc (6 cylinders), 1966 Aston Martin DB6 is equipped with a bigger engine. In terms of performance, 1966 Aston Martin DB6 (282 HP @ 5500 RPM) has 72 more horse power than 1956 Aston Martin DB3. (210 HP @ 6000 RPM) In normal driving conditions, 1966 Aston Martin DB6 should accelerate faster than 1956 Aston Martin DB3. With that said, vehicle weight also plays an important factor in acceleration. 1966 Aston Martin DB6 weights approximately 711 kg more than 1956 Aston Martin DB3. 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, 1966 Aston Martin DB6 (400 Nm @ 4500 RPM) has 205 more torque (in Nm) than 1956 Aston Martin DB3. (195 Nm @ 3000 RPM). This means 1966 Aston Martin DB6 will have an easier job in driving up hills or pulling heavy equipment than 1956 Aston Martin DB3.
Compare all specifications:
| 1956 Aston Martin DB3 | 1966 Aston Martin DB6 | |
| Make | Aston Martin | Aston Martin |
| Model | DB3 | DB6 |
| Year Released | 1956 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 2920 cc | 3995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 210 HP | 282 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 195 Nm | 400 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Engine Compression Ratio | 8.7:1 | 8.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 233 km/hour | 238 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 914 kg | 1625 kg |
| Vehicle Length | 3920 mm | 4630 mm |
| Vehicle Width | 1510 mm | 1680 mm |
| Vehicle Height | 1050 mm | 1330 mm |
| Wheelbase Size | 2220 mm | 2590 mm |
| Fuel Tank Capacity | 70 L | 72 L |
