1986 Ford Sierra vs. 1985 Mercury Grand Marquis
To start off, 1986 Ford Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 1985 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1985 Mercury Grand Marquis would be higher. At 4,940 cc (8 cylinders), 1985 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1986 Ford Sierra (160 HP @ 5700 RPM) has 12 more horse power than 1985 Mercury Grand Marquis. (148 HP @ 3200 RPM). In normal driving conditions, 1986 Ford Sierra should accelerate faster than 1985 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1985 Mercury Grand Marquis weights approximately 484 kg more than 1986 Ford Sierra.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1985 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 1986 Ford Sierra 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, 1985 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 150 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 1985 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra.
Compare all specifications:
| 1986 Ford Sierra | 1985 Mercury Grand Marquis | |
| Make | Ford | Mercury |
| Model | Sierra | Grand Marquis |
| Year Released | 1986 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 4940 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 148 HP |
| Engine RPM | 5700 RPM | 3200 RPM |
| Torque | 216 Nm | 366 Nm |
| Torque RPM | 4300 RPM | 2000 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1266 kg | 1750 kg |
| Vehicle Length | 4430 mm | 5400 mm |
| Vehicle Width | 1730 mm | 1980 mm |
| Wheelbase Size | 2610 mm | 2920 mm |
| Fuel Tank Capacity | 116 L | 90 L |
