2008 GMC Sierra vs. 2005 Mercury Grand Marquis
To start off, 2008 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 2005 Mercury Grand Marquis would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (353 HP) has 129 more horse power than 2005 Mercury Grand Marquis. (224 HP). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2005 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 305 kg more than 2005 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2008 GMC Sierra 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, 2008 GMC Sierra (506 Nm) has 133 more torque (in Nm) than 2005 Mercury Grand Marquis. (373 Nm). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercury Grand Marquis.
Compare all specifications:
| 2008 GMC Sierra | 2005 Mercury Grand Marquis | |
| Make | GMC | Mercury |
| Model | Sierra | Grand Marquis |
| Year Released | 2008 | 2005 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 4605 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 353 HP | 224 HP |
| Torque | 506 Nm | 373 Nm |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2141 kg | 1836 kg |
| Vehicle Length | 6580 mm | 5390 mm |
| Vehicle Width | 2040 mm | 1990 mm |
| Vehicle Height | 1960 mm | 1450 mm |
| Wheelbase Size | 4250 mm | 2900 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 129 L | 72 L |
