1985 Mercury Grand Marquis vs. 1975 Porsche 911
To start off, 1985 Mercury Grand Marquis is newer by 10 year(s). Which means there will be less support and parts availability for 1975 Porsche 911. In addition, the cost of maintenance, including insurance, on 1975 Porsche 911 would be higher. At 4,940 cc (8 cylinders), 1985 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1975 Porsche 911 (260 HP @ 5500 RPM) has 112 more horse power than 1985 Mercury Grand Marquis. (148 HP @ 3200 RPM) In normal driving conditions, 1975 Porsche 911 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 555 kg more than 1975 Porsche 911.
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, 1985 Mercury Grand Marquis (366 Nm @ 2000 RPM) has 23 more torque (in Nm) than 1975 Porsche 911. (343 Nm @ 4000 RPM). This means 1985 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1975 Porsche 911.
Compare all specifications:
| 1985 Mercury Grand Marquis | 1975 Porsche 911 | |
| Make | Mercury | Porsche |
| Model | Grand Marquis | 911 |
| Year Released | 1985 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4940 cc | 2994 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 148 HP | 260 HP |
| Engine RPM | 3200 RPM | 5500 RPM |
| Torque | 366 Nm | 343 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1195 kg |
| Vehicle Length | 5400 mm | 4300 mm |
| Vehicle Width | 1980 mm | 1780 mm |
| Vehicle Height | 1390 mm | 1330 mm |
| Wheelbase Size | 2920 mm | 2270 mm |
| Fuel Tank Capacity | 90 L | 79 L |
