1971 Cadillac DeVille vs. 1990 Mercury Grand Marquis
To start off, 1990 Mercury Grand Marquis is newer by 19 year(s). Which means there will be less support and parts availability for 1971 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1971 Cadillac DeVille would be higher. At 7,733 cc (8 cylinders), 1971 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1971 Cadillac DeVille (228 HP @ 4400 RPM) has 79 more horse power than 1990 Mercury Grand Marquis. (149 HP @ 3200 RPM). In normal driving conditions, 1971 Cadillac DeVille should accelerate faster than 1990 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac DeVille weights approximately 345 kg more than 1990 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:
| 1971 Cadillac DeVille | 1990 Mercury Grand Marquis | |
| Make | Cadillac | Mercury |
| Model | DeVille | Grand Marquis |
| Year Released | 1971 | 1990 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7733 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 149 HP |
| Engine RPM | 4400 RPM | 3200 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 | 2095 kg | 1750 kg |
| Vehicle Length | 5750 mm | 5400 mm |
| Wheelbase Size | 3310 mm | 2920 mm |
