2007 Mercury Grand Marquis vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 2007 Mercury Grand Marquis would be higher. At 4,603 cc (8 cylinders), 2007 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (261 HP @ 6600 RPM) has 22 more horse power than 2007 Mercury Grand Marquis. (239 HP @ 4900 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2007 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Grand Marquis weights approximately 437 kg more than 2009 BMW Z4.
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, 2007 Mercury Grand Marquis (389 Nm @ 4100 RPM) has 74 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2007 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2007 Mercury Grand Marquis | 2009 BMW Z4 | |
| Make | Mercury | BMW |
| Model | Grand Marquis | Z4 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4603 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 239 HP | 261 HP |
| Engine RPM | 4900 RPM | 6600 RPM |
| Torque | 389 Nm | 315 Nm |
| Torque RPM | 4100 RPM | 2750 RPM |
| Engine Bore Size | 90.2 mm | 85.1 mm |
| Engine Stroke Size | 89.9 mm | 88 mm |
| Engine Compression Ratio | 9.4:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1832 kg | 1395 kg |
| Vehicle Length | 5370 mm | 4100 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1490 mm | 1270 mm |
| Wheelbase Size | 2920 mm | 2500 mm |
| Fuel Consumption Overall | 11.8 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 72 L | 55 L |
