1954 Alfa Romeo AR 51 vs. 2010 Cadillac STS
To start off, 2010 Cadillac STS is newer by 56 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 4,600 cc (8 cylinders), 2010 Cadillac STS is equipped with a bigger engine. In terms of performance, 2010 Cadillac STS (320 HP @ 6400 RPM) has 257 more horse power than 1954 Alfa Romeo AR 51. (63 HP @ 4400 RPM) In normal driving conditions, 2010 Cadillac STS should accelerate faster than 1954 Alfa Romeo AR 51. With that said, vehicle weight also plays an important factor in acceleration. 2010 Cadillac STS weights approximately 562 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.
Because 1954 Alfa Romeo AR 51 is four wheel drive (4WD), it will have significant more traction and grip than 2010 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 1954 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. 2010 Cadillac STS has automatic transmission and 1954 Alfa Romeo AR 51 has manual transmission. 1954 Alfa Romeo AR 51 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1954 Alfa Romeo AR 51 | 2010 Cadillac STS | |
| Make | Alfa Romeo | Cadillac |
| Model | AR 51 | STS |
| Year Released | 1954 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1884 cc | 4600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 63 HP | 320 HP |
| Engine RPM | 4400 RPM | 6400 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1812 kg |
| Vehicle Length | 3530 mm | 4996 mm |
| Vehicle Width | 1580 mm | 1844 mm |
| Vehicle Height | 1830 mm | 1463 mm |
| Wheelbase Size | 2210 mm | 2957 mm |
