1970 Cadillac DeVille vs. 1980 Mercury Grand Marquis
To start off, 1980 Mercury Grand Marquis is newer by 10 year(s). Which means there will be less support and parts availability for 1970 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1970 Cadillac DeVille would be higher. At 7,734 cc (8 cylinders), 1970 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1970 Cadillac DeVille (228 HP @ 4400 RPM) has 110 more horse power than 1980 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 1970 Cadillac DeVille should accelerate faster than 1980 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1970 Cadillac DeVille weights approximately 378 kg more than 1980 Mercury Grand Marquis. 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.
Compare all specifications:
| 1970 Cadillac DeVille | 1980 Mercury Grand Marquis | |
| Make | Cadillac | Mercury |
| Model | DeVille | Grand Marquis |
| Year Released | 1970 | 1980 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 4184 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 118 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2058 kg | 1680 kg |
| Vehicle Length | 5730 mm | 5400 mm |
| Vehicle Width | 2030 mm | 1980 mm |
| Wheelbase Size | 3300 mm | 2910 mm |
