1978 Cadillac Seville vs. 1985 De Tomaso Longchamp
To start off, 1985 De Tomaso Longchamp is newer by 7 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 5,763 cc (8 cylinders), 1985 De Tomaso Longchamp is equipped with a bigger engine. In terms of performance, 1985 De Tomaso Longchamp (296 HP @ 6000 RPM) has 173 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 1985 De Tomaso Longchamp should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 190 kg more than 1985 De Tomaso Longchamp.
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, 1985 De Tomaso Longchamp (450 Nm @ 3500 RPM) has 146 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 1985 De Tomaso Longchamp will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 1985 De Tomaso Longchamp | |
| Make | Cadillac | De Tomaso |
| Model | Seville | Longchamp |
| Year Released | 1978 | 1985 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 5763 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 296 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 304 Nm | 450 Nm |
| Torque RPM | 1600 RPM | 3500 RPM |
| Engine Bore Size | 103 mm | 101.7 mm |
| Engine Stroke Size | 86 mm | 88.9 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 1700 kg |
| Vehicle Length | 5190 mm | 4540 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2910 mm | 2610 mm |
