1991 Alfa Romeo Proteo vs. 1967 Alfa Romeo Spider
To start off, 1991 Alfa Romeo Proteo is newer by 24 year(s). Which means there will be less support and parts availability for 1967 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1967 Alfa Romeo Spider would be higher. At 2,959 cc (6 cylinders), 1991 Alfa Romeo Proteo is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo Proteo (256 HP @ 7200 RPM) has 93 more horse power than 1967 Alfa Romeo Spider. (163 HP @ 5900 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 1967 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alfa Romeo Proteo weights approximately 140 kg more than 1967 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 1967 Alfa Romeo Spider | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | Proteo | Spider |
| Year Released | 1991 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2582 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 256 HP | 163 HP |
| Engine RPM | 7200 RPM | 5900 RPM |
| Engine Bore Size | 93.1 mm | 83 mm |
| Engine Stroke Size | 72.6 mm | 79.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1330 kg |
| Vehicle Length | 4150 mm | 4510 mm |
