1966 Alfa Romeo Spider vs. 1971 De Tomaso Pantera
To start off, 1971 De Tomaso Pantera is newer by 5 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 5,766 cc (8 cylinders), 1971 De Tomaso Pantera is equipped with a bigger engine. In terms of performance, 1971 De Tomaso Pantera (350 HP @ 6000 RPM) has 187 more horse power than 1966 Alfa Romeo Spider. (163 HP @ 5900 RPM) In normal driving conditions, 1971 De Tomaso Pantera should accelerate faster than 1966 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1971 De Tomaso Pantera weights approximately 270 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, 1971 De Tomaso Pantera (481 Nm @ 4000 RPM) has 261 more torque (in Nm) than 1966 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 1971 De Tomaso Pantera 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 | 1971 De Tomaso Pantera | |
| Make | Alfa Romeo | De Tomaso |
| Model | Spider | Pantera |
| Year Released | 1966 | 1971 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2582 cc | 5766 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 350 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 220 Nm | 481 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 101.6 mm |
| Engine Stroke Size | 79.6 mm | 88.9 mm |
| Engine Compression Ratio | 9.0:1 | 8.5:1 |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 1600 kg |
| Vehicle Length | 4510 mm | 4280 mm |
| Vehicle Width | 1610 mm | 1910 mm |
| Vehicle Height | 1390 mm | 1100 mm |
| Wheelbase Size | 2510 mm | 2520 mm |
