2009 Cadillac STS vs. 1947 Riley RM A
To start off, 2009 Cadillac STS is newer by 62 year(s). Which means there will be less support and parts availability for 1947 Riley RM A. In addition, the cost of maintenance, including insurance, on 1947 Riley RM A would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 400 kg more than 1947 Riley RM A.
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. 2009 Cadillac STS has automatic transmission and 1947 Riley RM A has manual transmission. 1947 Riley RM A will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Cadillac STS | 1947 Riley RM A | |
| Make | Cadillac | Riley |
| Model | STS | RM A |
| Year Released | 2009 | 1947 |
| Engine Size | 3599 cc | 1496 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 0 HP |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1635 kg | 1235 kg |
| Vehicle Length | 5000 mm | 4560 mm |
| Vehicle Width | 1850 mm | 1620 mm |
| Vehicle Height | 1470 mm | 1550 mm |
| Wheelbase Size | 2960 mm | 2870 mm |
