1966 Aston Martin DB4 vs. 1956 Chrysler Imperial
To start off, 1966 Aston Martin DB4 is newer by 10 year(s). Which means there will be less support and parts availability for 1956 Chrysler Imperial. In addition, the cost of maintenance, including insurance, on 1956 Chrysler Imperial would be higher. At 5,423 cc (8 cylinders), 1956 Chrysler Imperial is equipped with a bigger engine. In terms of performance, 1966 Aston Martin DB4 (256 HP @ 5500 RPM) has 9 more horse power than 1956 Chrysler Imperial. (247 HP @ 4600 RPM). In normal driving conditions, 1966 Aston Martin DB4 should accelerate faster than 1956 Chrysler Imperial. With that said, vehicle weight also plays an important factor in acceleration. 1956 Chrysler Imperial weights approximately 1050 kg more than 1966 Aston Martin DB4.
Let's talk about torque, 1956 Chrysler Imperial (470 Nm @ 2800 RPM) has 110 more torque (in Nm) than 1966 Aston Martin DB4. (360 Nm @ 5000 RPM). This means 1956 Chrysler Imperial will have an easier job in driving up hills or pulling heavy equipment than 1966 Aston Martin DB4.
Compare all specifications:
| 1966 Aston Martin DB4 | 1956 Chrysler Imperial | |
| Make | Aston Martin | Chrysler |
| Model | DB4 | Imperial |
| Year Released | 1966 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 3670 cc | 5423 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 256 HP | 247 HP |
| Engine RPM | 5500 RPM | 4600 RPM |
| Torque | 360 Nm | 470 Nm |
| Torque RPM | 5000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1350 kg | 2400 kg |
| Vehicle Length | 4630 mm | 6170 mm |
| Vehicle Width | 1680 mm | 2020 mm |
| Vehicle Height | 1330 mm | 1560 mm |
| Wheelbase Size | 2500 mm | 3800 mm |
