2005 Acura MDX vs. 2007 Audi A8
To start off, 2007 Audi A8 is newer by 2 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 4,170 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (329 HP @ 6500 RPM) has 91 more horse power than 2005 Acura MDX. (238 HP @ 5300 RPM) In normal driving conditions, 2007 Audi A8 should accelerate faster than 2005 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Acura MDX weights approximately 190 kg more than 2007 Audi A8.
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, 2007 Audi A8 (430 Nm @ 3500 RPM) has 98 more torque (in Nm) than 2005 Acura MDX. (332 Nm @ 3000 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura MDX.
Compare all specifications:
| 2005 Acura MDX | 2007 Audi A8 | |
| Make | Acura | Audi |
| Model | MDX | A8 |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3464 cc | 4170 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 238 HP | 329 HP |
| Engine RPM | 5300 RPM | 6500 RPM |
| Torque | 332 Nm | 430 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 88.9 mm | 84.5 mm |
| Engine Stroke Size | 93 mm | 93 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1970 kg | 1780 kg |
| Vehicle Length | 4790 mm | 5060 mm |
| Vehicle Width | 1950 mm | 1900 mm |
| Vehicle Height | 1750 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 2950 mm |
| Fuel Tank Capacity | 65 L | 90 L |
