2009 Cadillac STS vs. 1957 Riley 1.5
To start off, 2009 Cadillac STS is newer by 52 year(s). Which means there will be less support and parts availability for 1957 Riley 1.5. In addition, the cost of maintenance, including insurance, on 1957 Riley 1.5 would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 239 more horse power than 1957 Riley 1.5. (63 HP @ 5000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1957 Riley 1.5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 700 kg more than 1957 Riley 1.5. 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. Let's talk about torque, 2009 Cadillac STS (369 Nm @ 5200 RPM) has 257 more torque (in Nm) than 1957 Riley 1.5. (112 Nm @ 2500 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley 1.5. 2009 Cadillac STS has automatic transmission and 1957 Riley 1.5 has manual transmission. 1957 Riley 1.5 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 | 1957 Riley 1.5 | |
| Make | Cadillac | Riley |
| Model | STS | 1.5 |
| Year Released | 2009 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 1489 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 302 HP | 63 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 369 Nm | 112 Nm |
| Torque RPM | 5200 RPM | 2500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 935 kg |
| Vehicle Length | 5000 mm | 3890 mm |
| Vehicle Width | 1850 mm | 1560 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2960 mm | 2190 mm |
| Fuel Tank Capacity | 64 L | 31 L |
