1987 Mercury Grand Marquis vs. 1979 Seat 131
To start off, 1987 Mercury Grand Marquis is newer by 8 year(s). Which means there will be less support and parts availability for 1979 Seat 131. In addition, the cost of maintenance, including insurance, on 1979 Seat 131 would be higher. At 4,942 cc (8 cylinders), 1987 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1987 Mercury Grand Marquis (148 HP @ 3200 RPM) has 77 more horse power than 1979 Seat 131. (71 HP @ 4200 RPM). In normal driving conditions, 1987 Mercury Grand Marquis should accelerate faster than 1979 Seat 131. With that said, vehicle weight also plays an important factor in acceleration. 1987 Mercury Grand Marquis weights approximately 560 kg more than 1979 Seat 131. 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, 1987 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 217 more torque (in Nm) than 1979 Seat 131. (149 Nm @ 2400 RPM). This means 1987 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1979 Seat 131.
Compare all specifications:
| 1987 Mercury Grand Marquis | 1979 Seat 131 | |
| Make | Mercury | Seat |
| Model | Grand Marquis | 131 |
| Year Released | 1987 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 2445 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 148 HP | 71 HP |
| Engine RPM | 3200 RPM | 4200 RPM |
| Torque | 366 Nm | 149 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1750 kg | 1190 kg |
| Vehicle Length | 5400 mm | 4270 mm |
| Vehicle Width | 1980 mm | 1660 mm |
| Vehicle Height | 1390 mm | 1370 mm |
| Wheelbase Size | 2920 mm | 2500 mm |
