1966 Alfa Romeo Spider vs. 2009 Mazda 3
To start off, 2009 Mazda 3 is newer by 43 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Spider would be higher. At 2,582 cc (6 cylinders), 1966 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1966 Alfa Romeo Spider (163 HP @ 5900 RPM) has 7 more horse power than 2009 Mazda 3. (156 HP @ 6500 RPM). In normal driving conditions, 1966 Alfa Romeo Spider should accelerate faster than 2009 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mazda 3 weights approximately 220 kg more than 1966 Alfa Romeo Spider.
Let's talk about torque, 1966 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 17 more torque (in Nm) than 2009 Mazda 3. (203 Nm @ 4500 RPM). This means 1966 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda 3.
Compare all specifications:
| 1966 Alfa Romeo Spider | 2009 Mazda 3 | |
| Make | Alfa Romeo | Mazda |
| Model | Spider | 3 |
| Year Released | 1966 | 2009 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 2259 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 163 HP | 156 HP |
| Engine RPM | 5900 RPM | 6500 RPM |
| Torque | 220 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 79.6 mm | 83.1 mm |
| Engine Compression Ratio | 9.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1330 kg | 1550 kg |
| Vehicle Length | 4510 mm | 4500 mm |
| Vehicle Width | 1610 mm | 1760 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2650 mm |
| Fuel Tank Capacity | 46 L | 55 L |
