1978 Cadillac Seville vs. 1973 Chrysler Valiant
To start off, 1978 Cadillac Seville is newer by 5 year(s). Which means there will be less support and parts availability for 1973 Chrysler Valiant. In addition, the cost of maintenance, including insurance, on 1973 Chrysler Valiant would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1978 Cadillac Seville (123 HP @ 3600 RPM) has 32 more horse power than 1973 Chrysler Valiant. (91 HP @ 6300 RPM). In normal driving conditions, 1978 Cadillac Seville should accelerate faster than 1973 Chrysler Valiant. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 1060 kg more than 1973 Chrysler Valiant. 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, 1978 Cadillac Seville (304 Nm @ 1600 RPM) has 181 more torque (in Nm) than 1973 Chrysler Valiant. (123 Nm @ 4000 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1973 Chrysler Valiant. 1978 Cadillac Seville has automatic transmission and 1973 Chrysler Valiant has manual transmission. 1973 Chrysler Valiant will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Cadillac Seville | 1973 Chrysler Valiant | |
| Make | Cadillac | Chrysler |
| Model | Seville | Valiant |
| Year Released | 1978 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 1439 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 91 HP |
| Engine RPM | 3600 RPM | 6300 RPM |
| Torque | 304 Nm | 123 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1890 kg | 830 kg |
| Vehicle Length | 5190 mm | 3970 mm |
| Vehicle Width | 1830 mm | 1540 mm |
| Vehicle Height | 1400 mm | 1370 mm |
| Wheelbase Size | 2910 mm | 2350 mm |
