1954 Alfa Romeo AR 51 vs. 2001 Opel Vectra
To start off, 2001 Opel Vectra is newer by 47 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 2,196 cc (4 cylinders), 2001 Opel Vectra is equipped with a bigger engine. In terms of performance, 2001 Opel Vectra (142 HP @ 5600 RPM) has 79 more horse power than 1954 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2001 Opel Vectra should accelerate faster than 1954 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Vectra weights approximately 65 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.
Because 1954 Alfa Romeo AR 51 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 1954 Alfa Romeo AR 51 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control.
Compare all specifications:
| 1954 Alfa Romeo AR 51 | 2001 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | AR 51 | Vectra |
| Year Released | 1954 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 2196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 142 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Engine Bore Size | 82.6 mm | 86 mm |
| Engine Stroke Size | 88 mm | 94.6 mm |
| Engine Compression Ratio | 7.0:1 | 10.0:1 |
| Top Speed | 105 km/hour | 216 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1315 kg |
| Vehicle Length | 3530 mm | 4600 mm |
| Vehicle Width | 1580 mm | 1800 mm |
| Vehicle Height | 1830 mm | 1470 mm |
| Wheelbase Size | 2210 mm | 2650 mm |
