1954 Alfa Romeo AR 51 vs. 2004 Porsche Carrera GT
To start off, 2004 Porsche Carrera GT is newer by 50 year(s). Which means there will be less support and parts availability for 1954 Alfa Romeo AR 51. In addition, the cost of maintenance, including insurance, on 1954 Alfa Romeo AR 51 would be higher. At 5,736 cc (10 cylinders), 2004 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2004 Porsche Carrera GT (605 HP @ 6000 RPM) has 542 more horse power than 1954 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2004 Porsche Carrera GT should accelerate faster than 1954 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche Carrera GT weights approximately 130 kg more than 1954 Alfa Romeo AR 51. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1954 Alfa Romeo AR 51 | 2004 Porsche Carrera GT | |
| Make | Alfa Romeo | Porsche |
| Model | AR 51 | Carrera GT |
| Year Released | 1954 | 2004 |
| Engine Position | Front | Middle |
| Engine Size | 1884 cc | 5736 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 605 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Engine Bore Size | 82.6 mm | 98 mm |
| Engine Stroke Size | 88 mm | 76 mm |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1380 kg |
| Vehicle Length | 3530 mm | 4620 mm |
| Vehicle Width | 1580 mm | 1930 mm |
| Vehicle Height | 1830 mm | 1170 mm |
| Wheelbase Size | 2210 mm | 2740 mm |
