1992 Cadillac DeVille vs. 1979 Mercury Grand Marquis
To start off, 1992 Cadillac DeVille is newer by 13 year(s). Which means there will be less support and parts availability for 1979 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1979 Mercury Grand Marquis would be higher. At 4,894 cc (8 cylinders), 1992 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1992 Cadillac DeVille (197 HP @ 4100 RPM) has 79 more horse power than 1979 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 1992 Cadillac DeVille should accelerate faster than 1979 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1979 Mercury Grand Marquis weights approximately 70 kg more than 1992 Cadillac DeVille.
Because 1979 Mercury Grand Marquis is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1979 Mercury Grand Marquis. However, in wet, icy, snow, or gravel driving conditions, 1992 Cadillac DeVille, being front wheel drive (FWD), will offer much better control with better grip. 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, 1992 Cadillac DeVille (373 Nm @ 3000 RPM) has 111 more torque (in Nm) than 1979 Mercury Grand Marquis. (262 Nm @ 2200 RPM). This means 1992 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 1979 Mercury Grand Marquis.
Compare all specifications:
| 1992 Cadillac DeVille | 1979 Mercury Grand Marquis | |
| Make | Cadillac | Mercury |
| Model | DeVille | Grand Marquis |
| Year Released | 1992 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 4894 cc | 4186 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 118 HP |
| Engine RPM | 4100 RPM | 3800 RPM |
| Torque | 373 Nm | 262 Nm |
| Torque RPM | 3000 RPM | 2200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1610 kg | 1680 kg |
| Vehicle Length | 5160 mm | 5400 mm |
| Vehicle Width | 1850 mm | 1980 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2820 mm | 2910 mm |
