1998 Mercury Grand Marquis vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1998 Mercury Grand Marquis would be higher. At 4,603 cc (8 cylinders), 1998 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 127 more horse power than 1998 Mercury Grand Marquis. (223 HP @ 4500 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1998 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 1998 Mercury Grand Marquis weights approximately 196 kg more than 2009 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, 2009 Porsche 911 (400 Nm @ 4600 RPM) has 28 more torque (in Nm) than 1998 Mercury Grand Marquis. (372 Nm @ 3000 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercury Grand Marquis.
Compare all specifications:
| 1998 Mercury Grand Marquis | 2009 Porsche 911 | |
| Make | Mercury | Porsche |
| Model | Grand Marquis | 911 |
| Year Released | 1998 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4603 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 223 HP | 350 HP |
| Engine RPM | 4500 RPM | 6600 RPM |
| Torque | 372 Nm | 400 Nm |
| Torque RPM | 3000 RPM | 4600 RPM |
| Engine Bore Size | 90.2 mm | 96 mm |
| Engine Stroke Size | 90 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1732 kg | 1536 kg |
| Vehicle Length | 5390 mm | 4440 mm |
| Vehicle Width | 2000 mm | 1310 mm |
| Vehicle Height | 1450 mm | 1780 mm |
| Wheelbase Size | 2920 mm | 2360 mm |
| Fuel Consumption Overall | 14.7 L/100km | 11.7 L/100km |
| Fuel Tank Capacity | 68 L | 64 L |
