2009 Cadillac STS vs. 1978 Cadillac Seville
To start off, 2009 Cadillac STS is newer by 31 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 179 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 330 kg more than 2009 Cadillac STS.
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 65 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 2009 Cadillac STS | 1978 Cadillac Seville | |
| Make | Cadillac | Cadillac |
| Model | STS | Seville |
| Year Released | 2009 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 5735 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 302 HP | 123 HP |
| Engine RPM | 6300 RPM | 3600 RPM |
| Torque | 369 Nm | 304 Nm |
| Torque RPM | 5200 RPM | 1600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1890 kg |
| Vehicle Length | 5000 mm | 5190 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2960 mm | 2910 mm |
| Fuel Tank Capacity | 64 L | 79 L |
