2009 Audi A4 vs. 2007 Mercury Mariner
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercury Mariner. In addition, the cost of maintenance, including insurance, on 2007 Mercury Mariner would be higher. At 2,299 cc (4 cylinders), 2007 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 78 more horse power than 2007 Mercury Mariner. (133 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2007 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 893 kg more than 2009 Audi A4.
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 A4 (350 Nm @ 1500 RPM) has 182 more torque (in Nm) than 2007 Mercury Mariner. (168 Nm @ 4250 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner.
Compare all specifications:
| 2009 Audi A4 | 2007 Mercury Mariner | |
| Make | Audi | Mercury |
| Model | A4 | Mariner |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 211 HP | 133 HP |
| Engine RPM | 4300 RPM | 6000 RPM |
| Torque | 350 Nm | 168 Nm |
| Torque RPM | 1500 RPM | 4250 RPM |
| Engine Bore Size | 82.5 mm | 87.5 mm |
| Engine Stroke Size | 92.8 mm | 94 mm |
| Engine Compression Ratio | 9.6:1 | 12.4:1 |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1032 kg | 1925 kg |
| Vehicle Length | 4710 mm | 4430 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1790 mm |
| Wheelbase Size | 2820 mm | 2630 mm |
| Fuel Consumption City | 10.2 L/100km | 7.1 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 70 L | 57 L |
