2007 Audi A8 vs. 2009 Mercury Grand Marquis
To start off, 2009 Mercury Grand Marquis is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,997 cc, 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 6200 RPM) has 220 more horse power than 2009 Mercury Grand Marquis. (224 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2009 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 163 kg more than 2009 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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 Audi A8 (580 Nm @ 4000 RPM) has 207 more torque (in Nm) than 2009 Mercury Grand Marquis. (373 Nm @ 4000 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Grand Marquis.
Compare all specifications:
| 2007 Audi A8 | 2009 Mercury Grand Marquis | |
| Make | Audi | Mercury |
| Model | A8 | Grand Marquis |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5997 cc | 4606 cc |
| Engine Type | W | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 444 HP | 224 HP |
| Engine RPM | 6200 RPM | 4800 RPM |
| Torque | 580 Nm | 373 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1995 kg | 1832 kg |
| Vehicle Length | 5070 mm | 5390 mm |
| Vehicle Width | 1900 mm | 2000 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 3080 mm | 2920 mm |
| Fuel Consumption Overall | 13.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 90 L | 72 L |
