1953 Alfa Romeo AR 51 vs. 2001 Alfa Romeo 166
To start off, 2001 Alfa Romeo 166 is newer by 48 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 2,959 cc (6 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (226 HP @ 6200 RPM) has 163 more horse power than 1953 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 1953 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2001 Alfa Romeo 166 weights approximately 260 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 2001 Alfa Romeo 166. 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 | 2001 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | AR 51 | 166 |
| Year Released | 1953 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 2959 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 226 HP |
| Engine RPM | 4400 RPM | 6200 RPM |
| Engine Bore Size | 82.6 mm | 93 mm |
| Engine Stroke Size | 88 mm | 72.6 mm |
| Engine Compression Ratio | 7.0:1 | 10.0:1 |
| Top Speed | 105 km/hour | 243 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 | 1510 kg |
| Vehicle Length | 3530 mm | 4730 mm |
| Vehicle Width | 1580 mm | 1820 mm |
| Vehicle Height | 1830 mm | 1420 mm |
| Wheelbase Size | 2210 mm | 2710 mm |
