1966 Alfa Romeo Spider vs. 1963 Aston Martin DB5
To start off, 1966 Alfa Romeo Spider is newer by 3 year(s). Which means there will be less support and parts availability for 1963 Aston Martin DB5. In addition, the cost of maintenance, including insurance, on 1963 Aston Martin DB5 would be higher. At 3,993 cc (6 cylinders), 1963 Aston Martin DB5 is equipped with a bigger engine. In terms of performance, 1963 Aston Martin DB5 (314 HP @ 5500 RPM) has 151 more horse power than 1966 Alfa Romeo Spider. (163 HP @ 5900 RPM) In normal driving conditions, 1963 Aston Martin DB5 should accelerate faster than 1966 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1963 Aston Martin DB5 weights approximately 200 kg more than 1966 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1963 Aston Martin DB5 (390 Nm @ 3850 RPM) has 170 more torque (in Nm) than 1966 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 1963 Aston Martin DB5 will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Spider.
Compare all specifications:
| 1966 Alfa Romeo Spider | 1963 Aston Martin DB5 | |
| Make | Alfa Romeo | Aston Martin |
| Model | Spider | DB5 |
| Year Released | 1966 | 1963 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 3993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 314 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 220 Nm | 390 Nm |
| Torque RPM | 4000 RPM | 3850 RPM |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 79.6 mm | 92 mm |
| Engine Compression Ratio | 9.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 1530 kg |
| Vehicle Length | 4510 mm | 4580 mm |
| Vehicle Width | 1610 mm | 1680 mm |
| Vehicle Height | 1390 mm | 1330 mm |
| Wheelbase Size | 2510 mm | 2500 mm |
| Fuel Tank Capacity | 46 L | 86 L |
