1983 Mercury Grand Marquis vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 21 year(s). Which means there will be less support and parts availability for 1983 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1983 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1983 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (415 HP @ 6000 RPM) has 286 more horse power than 1983 Mercury Grand Marquis. (129 HP @ 3600 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1983 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 45 kg more than 1983 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1983 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2004 Porsche 911 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, 2004 Porsche 911 (563 Nm @ 2700 RPM) has 261 more torque (in Nm) than 1983 Mercury Grand Marquis. (302 Nm @ 2600 RPM). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1983 Mercury Grand Marquis.
Compare all specifications:
| 1983 Mercury Grand Marquis | 2004 Porsche 911 | |
| Make | Mercury | Porsche |
| Model | Grand Marquis | 911 |
| Year Released | 1983 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4942 cc | 3589 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 129 HP | 415 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 302 Nm | 563 Nm |
| Torque RPM | 2600 RPM | 2700 RPM |
| Engine Bore Size | 101.6 mm | 100 mm |
| Engine Stroke Size | 76.2 mm | 76 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1690 kg | 1735 kg |
| Vehicle Length | 5400 mm | 4440 mm |
| Vehicle Width | 1980 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2910 mm | 2360 mm |
