2005 Cadillac STS vs. 1981 Mercury Grand Marquis
To start off, 2005 Cadillac STS is newer by 24 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 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 203 more horse power than 1981 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 1981 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 137 kg more than 1981 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. Let's talk about torque, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 165 more torque (in Nm) than 1981 Mercury Grand Marquis. (262 Nm @ 2200 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercury Grand Marquis.
Compare all specifications:
2005 Cadillac STS | 1981 Mercury Grand Marquis | |
Make | Cadillac | Mercury |
Model | STS | Grand Marquis |
Year Released | 2005 | 1981 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4565 cc | 4186 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 321 HP | 118 HP |
Engine RPM | 6400 RPM | 3800 RPM |
Torque | 427 Nm | 262 Nm |
Torque RPM | 4400 RPM | 2200 RPM |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1817 kg | 1680 kg |
Vehicle Length | 4990 mm | 5400 mm |
Vehicle Width | 1850 mm | 1980 mm |
Vehicle Height | 1470 mm | 1390 mm |
Wheelbase Size | 2960 mm | 2910 mm |