2007 Cadillac STS vs. 1956 Porsche 550 A
To start off, 2007 Cadillac STS is newer by 51 year(s). Which means there will be less support and parts availability for 1956 Porsche 550 A. In addition, the cost of maintenance, including insurance, on 1956 Porsche 550 A would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 212 more horse power than 1956 Porsche 550 A. (108 HP @ 7200 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1956 Porsche 550 A. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 961 kg more than 1956 Porsche 550 A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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. 2007 Cadillac STS has automatic transmission and 1956 Porsche 550 A has manual transmission. 1956 Porsche 550 A will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac STS | 1956 Porsche 550 A | |
| Make | Cadillac | Porsche |
| Model | STS | 550 A |
| Year Released | 2007 | 1956 |
| Engine Position | Front | Rear |
| Engine Size | 4565 cc | 1498 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 320 HP | 108 HP |
| Engine RPM | 6400 RPM | 7200 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1566 kg | 605 kg |
| Vehicle Length | 4990 mm | 3960 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1470 mm | 1230 mm |
| Wheelbase Size | 2960 mm | 2110 mm |
