2009 Audi S4 vs. 2004 Mercury Mariner
To start off, 2009 Audi S4 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Mercury Mariner. In addition, the cost of maintenance, including insurance, on 2004 Mercury Mariner would be higher. At 4,161 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 6800 RPM) has 188 more horse power than 2004 Mercury Mariner. (152 HP @ 5800 RPM). In normal driving conditions, 2009 Audi S4 should accelerate faster than 2004 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercury Mariner weights approximately 615 kg more than 2009 Audi S4.
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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 204 more torque (in Nm) than 2004 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercury Mariner.
Compare all specifications:
| 2009 Audi S4 | 2004 Mercury Mariner | |
| Make | Audi | Mercury |
| Model | S4 | Mariner |
| Year Released | 2009 | 2004 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2260 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 152 HP |
| Engine RPM | 6800 RPM | 5800 RPM |
| Torque | 410 Nm | 206 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Bore Size | 84.5 mm | 87 mm |
| Engine Stroke Size | 92.8 mm | 94 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 930 kg | 1545 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1730 mm |
| Wheelbase Size | 2660 mm | 2630 mm |
| Fuel Tank Capacity | 63 L | 62 L |
