2009 GMC Acadia vs. 2008 Mercury Grand Marquis
To start off, 2009 GMC Acadia is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 2008 Mercury Grand Marquis would be higher. At 4,606 cc (8 cylinders), 2008 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 GMC Acadia (288 HP @ 6300 RPM) has 64 more horse power than 2008 Mercury Grand Marquis. (224 HP @ 4800 RPM). In normal driving conditions, 2009 GMC Acadia should accelerate faster than 2008 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Acadia weights approximately 305 kg more than 2008 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2009 GMC Acadia 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 Mercury Grand Marquis (369 Nm @ 4000 RPM) has 3 more torque (in Nm) than 2009 GMC Acadia. (366 Nm @ 3400 RPM). This means 2008 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Acadia.
Compare all specifications:
| 2009 GMC Acadia | 2008 Mercury Grand Marquis | |
| Make | GMC | Mercury |
| Model | Acadia | Grand Marquis |
| Year Released | 2009 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3598 cc | 4606 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 288 HP | 224 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 366 Nm | 369 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2141 kg | 1836 kg |
| Vehicle Length | 5100 mm | 5370 mm |
| Vehicle Width | 1990 mm | 2000 mm |
| Vehicle Height | 1780 mm | 1440 mm |
| Wheelbase Size | 3030 mm | 2920 mm |
| Fuel Consumption Overall | 12.4 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 83 L | 72 L |
