2005 Acura MDX vs. 2009 Audi S6
To start off, 2009 Audi S6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Acura MDX. In addition, the cost of maintenance, including insurance, on 2005 Acura MDX would be higher. At 4,172 cc (8 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (335 HP @ 7000 RPM) has 97 more horse power than 2005 Acura MDX. (238 HP @ 5300 RPM) In normal driving conditions, 2009 Audi S6 should accelerate faster than 2005 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Acura MDX weights approximately 155 kg more than 2009 Audi S6.
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 S6 (420 Nm @ 3400 RPM) has 88 more torque (in Nm) than 2005 Acura MDX. (332 Nm @ 3000 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura MDX.
Compare all specifications:
| 2005 Acura MDX | 2009 Audi S6 | |
| Make | Acura | Audi |
| Model | MDX | S6 |
| Year Released | 2005 | 2009 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3464 cc | 4172 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 238 HP | 335 HP |
| Engine RPM | 5300 RPM | 7000 RPM |
| Torque | 332 Nm | 420 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 88.9 mm | 84.6 mm |
| Engine Stroke Size | 93 mm | 93 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1970 kg | 1815 kg |
| Vehicle Length | 4790 mm | 4840 mm |
| Vehicle Width | 1950 mm | 1860 mm |
| Vehicle Height | 1750 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 2770 mm |
| Fuel Tank Capacity | 65 L | 82 L |
