1952 Alfa Romeo AR 51 vs. 2009 Audi R8
To start off, 2009 Audi R8 is newer by 57 year(s). Which means there will be less support and parts availability for 1952 Alfa Romeo AR 51. In addition, the cost of maintenance, including insurance, on 1952 Alfa Romeo AR 51 would be higher. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (414 HP @ 7800 RPM) has 351 more horse power than 1952 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2009 Audi R8 should accelerate faster than 1952 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 310 kg more than 1952 Alfa Romeo AR 51. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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:
| 1952 Alfa Romeo AR 51 | 2009 Audi R8 | |
| Make | Alfa Romeo | Audi |
| Model | AR 51 | R8 |
| Year Released | 1952 | 2009 |
| Engine Position | Front | Middle |
| Engine Size | 1884 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 414 HP |
| Engine RPM | 4400 RPM | 7800 RPM |
| Engine Bore Size | 82.6 mm | 84.5 mm |
| Engine Stroke Size | 88 mm | 92.8 mm |
| Engine Compression Ratio | 7.0:1 | 12.5:1 |
| Top Speed | 105 km/hour | 301 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1560 kg |
| Vehicle Length | 3530 mm | 4440 mm |
| Vehicle Width | 1580 mm | 1910 mm |
| Vehicle Height | 1830 mm | 1260 mm |
| Wheelbase Size | 2210 mm | 2660 mm |
| Fuel Tank Capacity | 77 L | 75 L |
