2005 Cadillac XLR vs. 2007 Mercury Grand Marquis
To start off, 2007 Mercury Grand Marquis is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Cadillac XLR. In addition, the cost of maintenance, including insurance, on 2005 Cadillac XLR would be higher. At 4,603 cc (8 cylinders), 2007 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2005 Cadillac XLR (301 HP @ 6500 RPM) has 62 more horse power than 2007 Mercury Grand Marquis. (239 HP @ 4900 RPM). In normal driving conditions, 2005 Cadillac XLR 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 178 kg more than 2005 Cadillac XLR.
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, 2005 Cadillac XLR (420 Nm @ 4400 RPM) has 31 more torque (in Nm) than 2007 Mercury Grand Marquis. (389 Nm @ 4100 RPM). This means 2005 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Grand Marquis.
Compare all specifications:
| 2005 Cadillac XLR | 2007 Mercury Grand Marquis | |
| Make | Cadillac | Mercury |
| Model | XLR | Grand Marquis |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4572 cc | 4603 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 239 HP |
| Engine RPM | 6500 RPM | 4900 RPM |
| Torque | 420 Nm | 389 Nm |
| Torque RPM | 4400 RPM | 4100 RPM |
| Engine Bore Size | 93.1 mm | 90.2 mm |
| Engine Stroke Size | 84 mm | 89.9 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1654 kg | 1832 kg |
| Vehicle Length | 4520 mm | 5370 mm |
| Vehicle Width | 1840 mm | 2000 mm |
| Vehicle Height | 1290 mm | 1490 mm |
| Wheelbase Size | 2690 mm | 2920 mm |
| Fuel Tank Capacity | 68 L | 72 L |
