2009 Audi A8 vs. 2005 Volkswagen Passat
To start off, 2009 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 2005 Volkswagen Passat would be higher. At 4,172 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (330 HP @ 6500 RPM) has 182 more horse power than 2005 Volkswagen Passat. (148 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2005 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 437 kg more than 2005 Volkswagen Passat. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Volkswagen Passat. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 will offer significantly more control. 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 A8 (430 Nm @ 3500 RPM) has 230 more torque (in Nm) than 2005 Volkswagen Passat. (200 Nm @ 3500 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Passat.
Compare all specifications:
| 2009 Audi A8 | 2005 Volkswagen Passat | |
| Make | Audi | Volkswagen |
| Model | A8 | Passat |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1982 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 148 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 430 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 82.5 mm |
| Engine Stroke Size | 93 mm | 92.8 mm |
| Engine Compression Ratio | 11.0:1 | 11.5:1 |
| Top Speed | 250 km/hour | 208 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 10.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1855 kg | 1418 kg |
| Vehicle Length | 5060 mm | 4770 mm |
| Vehicle Width | 1900 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1480 mm |
| Wheelbase Size | 2950 mm | 2590 mm |
| Fuel Consumption Overall | 11.9 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
