2003 Audi A8 vs. 2008 Mercury Grand Marquis
To start off, 2008 Mercury Grand Marquis is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Audi A8. In addition, the cost of maintenance, including insurance, on 2003 Audi A8 would be higher. At 4,606 cc (8 cylinders), 2008 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (330 HP @ 6500 RPM) has 105 more horse power than 2008 Mercury Grand Marquis. (225 HP @ 4800 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 2008 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 108 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 2003 Audi A8 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, 2003 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, 2003 Audi A8 (430 Nm @ 3500 RPM) has 57 more torque (in Nm) than 2008 Mercury Grand Marquis. (373 Nm @ 4000 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercury Grand Marquis.
Compare all specifications:
| 2003 Audi A8 | 2008 Mercury Grand Marquis | |
| Make | Audi | Mercury |
| Model | A8 | Grand Marquis |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4606 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 330 HP | 225 HP |
| Engine RPM | 6500 RPM | 4800 RPM |
| Torque | 430 Nm | 373 Nm |
| Torque RPM | 3500 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 | 1940 kg | 1832 kg |
| Vehicle Length | 5190 mm | 5370 mm |
| Vehicle Width | 1900 mm | 2000 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 3080 mm | 2920 mm |
| Fuel Consumption Overall | 11.9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 90 L | 72 L |
