2003 Infiniti M vs. 2003 Mercury Grand Marquis
To start off, both 2003 Infiniti M and 2003 Mercury Grand Marquis were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,604 cc (8 cylinders), 2003 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2003 Infiniti M (340 HP @ 6400 RPM) has 132 more horse power than 2003 Mercury Grand Marquis. (208 HP @ 4250 RPM). In normal driving conditions, 2003 Infiniti M should accelerate faster than 2003 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercury Grand Marquis weights approximately 85 kg more than 2003 Infiniti M.
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, 2003 Infiniti M (451 Nm @ 4000 RPM) has 92 more torque (in Nm) than 2003 Mercury Grand Marquis. (359 Nm @ 3000 RPM). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercury Grand Marquis.
Compare all specifications:
| 2003 Infiniti M | 2003 Mercury Grand Marquis | |
| Make | Infiniti | Mercury |
| Model | M | Grand Marquis |
| Year Released | 2003 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 4604 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 208 HP |
| Engine RPM | 6400 RPM | 4250 RPM |
| Torque | 451 Nm | 359 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1747 kg | 1832 kg |
| Vehicle Length | 5020 mm | 5390 mm |
| Vehicle Width | 1780 mm | 1990 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2810 mm | 2760 mm |
| Fuel Tank Capacity | 79 L | 72 L |
