1954 Alfa Romeo AR 51 vs. 2005 Audi A6
To start off, 2005 Audi A6 is newer by 51 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 1,884 cc (4 cylinders), 1954 Alfa Romeo AR 51 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (148 HP @ 5700 RPM) has 85 more horse power than 1954 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2005 Audi A6 should accelerate faster than 1954 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 345 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 | 2005 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | AR 51 | A6 |
| Year Released | 1954 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 63 HP | 148 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Engine Bore Size | 82.6 mm | 81 mm |
| Engine Stroke Size | 88 mm | 86.4 mm |
| Engine Compression Ratio | 7.0:1 | 10.0:1 |
| Top Speed | 105 km/hour | 212 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1250 kg | 1595 kg |
| Vehicle Length | 3530 mm | 4800 mm |
| Vehicle Width | 1580 mm | 1820 mm |
| Vehicle Height | 1830 mm | 1460 mm |
| Wheelbase Size | 2210 mm | 2770 mm |
