2007 Audi S8 vs. 2009 Mercury Mariner
To start off, 2009 Mercury Mariner is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S8. In addition, the cost of maintenance, including insurance, on 2007 Audi S8 would be higher. At 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (444 HP @ 7000 RPM) has 293 more horse power than 2009 Mercury Mariner. (151 HP @ 6000 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 2009 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 108 kg more than 2009 Mercury Mariner. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Mercury Mariner. In wet, icy, snow, or gravel driving conditions, 2007 Audi S8 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 S8 (540 Nm @ 3500 RPM) has 403 more torque (in Nm) than 2009 Mercury Mariner. (137 Nm @ 4500 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Mariner.
Compare all specifications:
| 2007 Audi S8 | 2009 Mercury Mariner | |
| Make | Audi | Mercury |
| Model | S8 | Mariner |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2501 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 151 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 540 Nm | 137 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1832 kg |
| Vehicle Length | 5070 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1730 mm |
| Wheelbase Size | 2950 mm | 2630 mm |
| Fuel Consumption Overall | 13.6 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 90 L | 57 L |
