1990 Cadillac Aurora vs. 1981 Mercury Grand Marquis
To start off, 1990 Cadillac Aurora is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1981 Mercury Grand Marquis would be higher. At 4,465 cc (8 cylinders), 1990 Cadillac Aurora is equipped with a bigger engine. In terms of performance, 1990 Cadillac Aurora (200 HP @ 4300 RPM) has 82 more horse power than 1981 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 1990 Cadillac Aurora should accelerate faster than 1981 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mercury Grand Marquis weights approximately 92 kg more than 1990 Cadillac Aurora.
Because 1990 Cadillac Aurora is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 1990 Cadillac Aurora will offer significantly more control. 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, 1990 Cadillac Aurora (366 Nm @ 3200 RPM) has 104 more torque (in Nm) than 1981 Mercury Grand Marquis. (262 Nm @ 2200 RPM). This means 1990 Cadillac Aurora will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercury Grand Marquis.
Compare all specifications:
| 1990 Cadillac Aurora | 1981 Mercury Grand Marquis | |
| Make | Cadillac | Mercury |
| Model | Aurora | Grand Marquis |
| Year Released | 1990 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4465 cc | 4186 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 200 HP | 118 HP |
| Engine RPM | 4300 RPM | 3800 RPM |
| Torque | 366 Nm | 262 Nm |
| Torque RPM | 3200 RPM | 2200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1588 kg | 1680 kg |
| Vehicle Length | 4860 mm | 5400 mm |
| Vehicle Width | 1890 mm | 1980 mm |
| Vehicle Height | 1410 mm | 1390 mm |
| Wheelbase Size | 2860 mm | 2910 mm |
