1952 Alfa Romeo AR 51 vs. 2004 Mercedes-Benz SLR McLaren
To start off, 2004 Mercedes-Benz SLR McLaren is newer by 52 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 5,439 cc (8 cylinders), 2004 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SLR McLaren (617 HP @ 6500 RPM) has 554 more horse power than 1952 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2004 Mercedes-Benz SLR McLaren should accelerate faster than 1952 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz SLR McLaren weights approximately 518 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.
Because 1952 Alfa Romeo AR 51 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SLR McLaren. In wet, icy, snow, or gravel driving conditions, 1952 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. 2004 Mercedes-Benz SLR McLaren has automatic transmission and 1952 Alfa Romeo AR 51 has manual transmission. 1952 Alfa Romeo AR 51 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz SLR McLaren will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1952 Alfa Romeo AR 51 | 2004 Mercedes-Benz SLR McLaren | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | AR 51 | SLR McLaren |
| Year Released | 1952 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 63 HP | 617 HP |
| Engine RPM | 4400 RPM | 6500 RPM |
| Engine Bore Size | 82.6 mm | 97 mm |
| Engine Stroke Size | 88 mm | 92 mm |
| Engine Compression Ratio | 7.0:1 | 8.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1768 kg |
| Vehicle Length | 3530 mm | 4660 mm |
| Vehicle Width | 1580 mm | 1910 mm |
| Vehicle Height | 1830 mm | 1270 mm |
| Wheelbase Size | 2210 mm | 2710 mm |
| Fuel Tank Capacity | 77 L | 98 L |
