2009 BMW 730 vs. 1998 Mercury Grand Marquis
To start off, 2009 BMW 730 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 BMW 730 (242 HP @ 4000 RPM) has 19 more horse power than 1998 Mercury Grand Marquis. (223 HP @ 4500 RPM). In normal driving conditions, 2009 BMW 730 should accelerate faster than 1998 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 730 weights approximately 133 kg more than 1998 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 BMW 730 (540 Nm @ 1750 RPM) has 168 more torque (in Nm) than 1998 Mercury Grand Marquis. (372 Nm @ 3000 RPM). This means 2009 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercury Grand Marquis.
Compare all specifications:
| 2009 BMW 730 | 1998 Mercury Grand Marquis | |
| Make | BMW | Mercury |
| Model | 730 | Grand Marquis |
| Year Released | 2009 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4603 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 242 HP | 223 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 540 Nm | 372 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Fuel Type | Diesel | 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 | 1865 kg | 1732 kg |
| Vehicle Length | 5080 mm | 5390 mm |
| Vehicle Width | 1910 mm | 2000 mm |
| Vehicle Height | 1490 mm | 1450 mm |
| Wheelbase Size | 3080 mm | 2920 mm |
| Fuel Consumption Overall | 7.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 80 L | 68 L |
