2007 Audi A8 vs. 2007 Mercury Mariner
To start off, both 2007 Audi A8 and 2007 Mercury Mariner were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,998 cc (12 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (450 HP @ 6200 RPM) has 297 more horse power than 2007 Mercury Mariner. (153 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2007 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 223 kg more than 2007 Mercury Mariner. 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 2007 Mercury Mariner. 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 374 more torque (in Nm) than 2007 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner.
Compare all specifications:
| 2007 Audi A8 | 2007 Mercury Mariner | |
| Make | Audi | Mercury |
| Model | A8 | Mariner |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 2299 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | W | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 153 HP |
| Engine RPM | 6200 RPM | 5800 RPM |
| Torque | 580 Nm | 206 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 84 mm | 87.4 mm |
| Engine Stroke Size | 90 mm | 94 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2148 kg | 1925 kg |
| Vehicle Length | 5200 mm | 4430 mm |
| Vehicle Width | 1900 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1730 mm |
| Wheelbase Size | 3080 mm | 2630 mm |
| Fuel Consumption Highway | 11.2 L/100km | 9.8 L/100km |
| Fuel Consumption City | 16.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 90 L | 62 L |
