1987 Mercury Grand Marquis vs. 1986 Renault 21
To start off, 1987 Mercury Grand Marquis is newer by 1 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 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 61 more horse power than 1986 Renault 21. (87 HP @ 4250 RPM). In normal driving conditions, 1987 Mercury Grand Marquis should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1987 Mercury Grand Marquis weights approximately 615 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Mercury Grand Marquis is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1987 Mercury Grand Marquis. However, in wet, icy, snow, or gravel driving conditions, 1986 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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 181 more torque (in Nm) than 1986 Renault 21. (185 Nm @ 2000 RPM). This means 1987 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1987 Mercury Grand Marquis | 1986 Renault 21 | |
| Make | Mercury | Renault |
| Model | Grand Marquis | 21 |
| Year Released | 1987 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 2067 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 148 HP | 87 HP |
| Engine RPM | 3200 RPM | 4250 RPM |
| Torque | 366 Nm | 185 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1135 kg |
| Vehicle Length | 5400 mm | 4540 mm |
| Vehicle Width | 1980 mm | 1720 mm |
| Vehicle Height | 1390 mm | 1430 mm |
| Wheelbase Size | 2920 mm | 2670 mm |
