2005 Audi A8 vs. 2011 Acura ZDX
To start off, 2011 Acura ZDX is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 3,934 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2011 Acura ZDX (300 HP @ 6300 RPM) has 24 more horse power than 2005 Audi A8. (276 HP @ 3750 RPM) In normal driving conditions, 2011 Acura ZDX should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura ZDX weights approximately 60 kg more than 2005 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Audi A8 (650 Nm @ 1800 RPM) has 284 more torque (in Nm) than 2011 Acura ZDX. (366 Nm @ 4500 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Acura ZDX.
Compare all specifications:
| 2005 Audi A8 | 2011 Acura ZDX | |
| Make | Audi | Acura |
| Model | A8 | ZDX |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 3700 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 300 HP |
| Engine RPM | 3750 RPM | 6300 RPM |
| Torque | 650 Nm | 366 Nm |
| Torque RPM | 1800 RPM | 4500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 2000 kg |
| Vehicle Length | 5060 mm | 4887 mm |
| Vehicle Width | 1900 mm | 1994 mm |
| Vehicle Height | 1450 mm | 1595 mm |
| Wheelbase Size | 2950 mm | 2751 mm |
| Fuel Tank Capacity | 90 L | 79 L |
