1991 Ford Sierra vs. 1986 Mercury Grand Marquis
To start off, 1991 Ford Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 1986 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1986 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1986 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1986 Mercury Grand Marquis (148 HP @ 3200 RPM) has 74 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 1986 Mercury Grand Marquis should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1986 Mercury Grand Marquis weights approximately 735 kg more than 1991 Ford Sierra. 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, 1986 Mercury Grand Marquis (367 Nm @ 2000 RPM) has 244 more torque (in Nm) than 1991 Ford Sierra. (123 Nm @ 2900 RPM). This means 1986 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
1991 Ford Sierra | 1986 Mercury Grand Marquis | |
Make | Ford | Mercury |
Model | Sierra | Grand Marquis |
Year Released | 1991 | 1986 |
Engine Position | Front | Front |
Engine Size | 1597 cc | 4942 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 74 HP | 148 HP |
Engine RPM | 4900 RPM | 3200 RPM |
Torque | 123 Nm | 367 Nm |
Torque RPM | 2900 RPM | 2000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1015 kg | 1750 kg |
Vehicle Length | 4430 mm | 5400 mm |
Vehicle Width | 1700 mm | 1980 mm |
Vehicle Height | 1370 mm | 1390 mm |
Wheelbase Size | 2620 mm | 2920 mm |