2009 Audi A8 vs. 1998 Mercury Grand Marquis
To start off, 2009 Audi A8 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1998 Mercury Grand Marquis would be higher. At 4,603 cc (8 cylinders), 1998 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (229 HP @ 4000 RPM) has 6 more horse power than 1998 Mercury Grand Marquis. (223 HP @ 4500 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1998 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 98 kg more than 1998 Mercury Grand Marquis. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Mercury Grand Marquis. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 78 more torque (in Nm) than 1998 Mercury Grand Marquis. (372 Nm @ 3000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Mercury Grand Marquis.
Compare all specifications:
| 2009 Audi A8 | 1998 Mercury Grand Marquis | |
| Make | Audi | Mercury |
| Model | A8 | Grand Marquis |
| Year Released | 2009 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 4603 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 223 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 450 Nm | 372 Nm |
| Torque RPM | 1400 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 90.2 mm |
| Engine Stroke Size | 91.4 mm | 90 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1732 kg |
| Vehicle Height | 1900 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 2920 mm |
| Fuel Consumption Overall | 8.4 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 90 L | 68 L |
