2007 Mercury Grand Marquis vs. 2009 BMW 525
To start off, 2009 BMW 525 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, 2007 Mercury Grand Marquis (239 HP @ 4900 RPM) has 24 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2007 Mercury Grand Marquis should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Grand Marquis weights approximately 307 kg more than 2009 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2009 BMW 525 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, 2007 Mercury Grand Marquis (389 Nm @ 4100 RPM) has 139 more torque (in Nm) than 2009 BMW 525. (250 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 525.
Compare all specifications:
| 2007 Mercury Grand Marquis | 2009 BMW 525 | |
| Make | Mercury | BMW |
| Model | Grand Marquis | 525 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4603 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 239 HP | 215 HP |
| Engine RPM | 4900 RPM | 6500 RPM |
| Torque | 389 Nm | 250 Nm |
| Torque RPM | 4100 RPM | 2750 RPM |
| Engine Bore Size | 90.2 mm | 78.9 mm |
| Engine Stroke Size | 89.9 mm | 82 mm |
| Engine Compression Ratio | 9.4:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1832 kg | 1525 kg |
| Vehicle Length | 5370 mm | 4850 mm |
| Vehicle Width | 2000 mm | 1850 mm |
| Vehicle Height | 1490 mm | 1500 mm |
| Wheelbase Size | 2920 mm | 2840 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 72 L | 70 L |
