1953 Alfa Romeo AR 51 vs. 2003 BMW 320
To start off, 2003 BMW 320 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 1,995 cc (4 cylinders), 2003 BMW 320 is equipped with a bigger engine. In terms of performance, 2003 BMW 320 (141 HP @ 4000 RPM) has 78 more horse power than 1953 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2003 BMW 320 should accelerate faster than 1953 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 320 weights approximately 240 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 BMW 320. 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.
Compare all specifications:
| 1953 Alfa Romeo AR 51 | 2003 BMW 320 | |
| Make | Alfa Romeo | BMW |
| Model | AR 51 | 320 |
| Year Released | 1953 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 141 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 82.6 mm | 84 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Engine Compression Ratio | 7.0:1 | 17.0:1 |
| Top Speed | 105 km/hour | 221 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1490 kg |
| Vehicle Length | 3530 mm | 4490 mm |
| Vehicle Width | 1580 mm | 1760 mm |
| Vehicle Height | 1830 mm | 1380 mm |
| Wheelbase Size | 2210 mm | 2730 mm |
