2008 Audi A8 vs. 2009 Mercury Mariner
To start off, 2009 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A8. In addition, the cost of maintenance, including insurance, on 2008 Audi A8 would be higher. At 4,172 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (330 HP @ 6500 RPM) has 177 more horse power than 2009 Mercury Mariner. (153 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2009 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Mariner weights approximately 15 kg more than 2008 Audi A8.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Audi A8 (431 Nm @ 3500 RPM) has 247 more torque (in Nm) than 2009 Mercury Mariner. (184 Nm @ 4500 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Mariner.
Compare all specifications:
| 2008 Audi A8 | 2009 Mercury Mariner | |
| Make | Audi | Mercury |
| Model | A8 | Mariner |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2488 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 153 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 431 Nm | 184 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1925 kg |
| Vehicle Length | 5190 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1730 mm |
| Wheelbase Size | 3080 mm | 2630 mm |
| Fuel Consumption Overall | 11.9 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 90 L | 57 L |
