1987 Alfa Romeo 33 vs. 1963 Alfa Romeo Spider
To start off, 1987 Alfa Romeo 33 is newer by 24 year(s). Which means there will be less support and parts availability for 1963 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1963 Alfa Romeo Spider would be higher. At 2,580 cc (6 cylinders), 1963 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1963 Alfa Romeo Spider (163 HP @ 5900 RPM) has 84 more horse power than 1987 Alfa Romeo 33. (79 HP @ 6000 RPM) In normal driving conditions, 1963 Alfa Romeo Spider should accelerate faster than 1987 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 1963 Alfa Romeo Spider weights approximately 420 kg more than 1987 Alfa Romeo 33. 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 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 107 more torque (in Nm) than 1987 Alfa Romeo 33. (113 Nm @ 3500 RPM). This means 1963 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 33.
Compare all specifications:
| 1987 Alfa Romeo 33 | 1963 Alfa Romeo Spider | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 33 | Spider |
| Year Released | 1987 | 1963 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 2580 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 79 HP | 163 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 113 Nm | 220 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 83 mm |
| Engine Stroke Size | 67.2 mm | 79.6 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 910 kg | 1330 kg |
| Vehicle Length | 4020 mm | 4510 mm |
| Vehicle Width | 1620 mm | 1610 mm |
| Vehicle Height | 1310 mm | 1390 mm |
| Wheelbase Size | 2520 mm | 2510 mm |
| Fuel Tank Capacity | 50 L | 52 L |
