1998 Land Rover Discovery vs. 1981 Mercury Grand Marquis
To start off, 1998 Land Rover Discovery is newer by 17 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 4,186 cc (8 cylinders), 1981 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1998 Land Rover Discovery (181 HP @ 4750 RPM) has 63 more horse power than 1981 Mercury Grand Marquis. (118 HP @ 3800 RPM). In normal driving conditions, 1998 Land Rover Discovery should accelerate faster than 1981 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1998 Land Rover Discovery weights approximately 410 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.
Because 1998 Land Rover Discovery 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, 1998 Land Rover Discovery 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, 1998 Land Rover Discovery (320 Nm @ 3000 RPM) has 58 more torque (in Nm) than 1981 Mercury Grand Marquis. (262 Nm @ 2200 RPM). This means 1998 Land Rover Discovery will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercury Grand Marquis.
Compare all specifications:
| 1998 Land Rover Discovery | 1981 Mercury Grand Marquis | |
| Make | Land Rover | Mercury |
| Model | Discovery | Grand Marquis |
| Year Released | 1998 | 1981 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3946 cc | 4186 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 181 HP | 118 HP |
| Engine RPM | 4750 RPM | 3800 RPM |
| Torque | 320 Nm | 262 Nm |
| Torque RPM | 3000 RPM | 2200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 2090 kg | 1680 kg |
| Vehicle Length | 4490 mm | 5400 mm |
| Vehicle Width | 1800 mm | 1980 mm |
| Vehicle Height | 1920 mm | 1390 mm |
| Wheelbase Size | 2550 mm | 2910 mm |
