1987 Mercury Grand Marquis vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 26 year(s). Which means there will be less support and parts availability for 1987 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1987 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1987 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 291 more horse power than 1987 Mercury Grand Marquis. (148 HP @ 3200 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1987 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 402 kg more than 1987 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 1987 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 285 more torque (in Nm) than 1987 Mercury Grand Marquis. (366 Nm @ 2000 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1987 Mercury Grand Marquis.
Compare all specifications:
| 1987 Mercury Grand Marquis | 2013 BMW 7 Series | |
| Make | Mercury | BMW |
| Model | Grand Marquis | 7 Series |
| Year Released | 1987 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 148 HP | 439 HP |
| Engine RPM | 3200 RPM | 5500 RPM |
| Torque | 366 Nm | 651 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 2152 kg |
| Vehicle Length | 5400 mm | 5074 mm |
| Vehicle Width | 1980 mm | 2134 mm |
| Vehicle Height | 1390 mm | 1471 mm |
| Wheelbase Size | 2920 mm | 3070 mm |
| Fuel Tank Capacity | 90 L | 80 L |
