1953 Alfa Romeo AR 51 vs. 2003 Alpina B7
To start off, 2003 Alpina B7 is newer by 50 year(s). Which means there will be less support and parts availability for 1953 Alfa Romeo AR 51. In addition, the cost of maintenance, including insurance, on 1953 Alfa Romeo AR 51 would be higher. At 4,399 cc (8 cylinders), 2003 Alpina B7 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 429 more horse power than 1953 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2003 Alpina B7 should accelerate faster than 1953 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 740 kg more than 1953 Alfa Romeo AR 51. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1953 Alfa Romeo AR 51 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B7. In wet, icy, snow, or gravel driving conditions, 1953 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. 2003 Alpina B7 has automatic transmission and 1953 Alfa Romeo AR 51 has manual transmission. 1953 Alfa Romeo AR 51 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alpina B7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1953 Alfa Romeo AR 51 | 2003 Alpina B7 | |
| Make | Alfa Romeo | Alpina |
| Model | AR 51 | B7 |
| Year Released | 1953 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 4399 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 492 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Engine Compression Ratio | 7.0:1 | 9.0:1 |
| Top Speed | 105 km/hour | 295 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1990 kg |
| Vehicle Length | 3530 mm | 5180 mm |
| Vehicle Width | 1580 mm | 1910 mm |
| Vehicle Height | 1830 mm | 1450 mm |
| Wheelbase Size | 2210 mm | 3000 mm |
