2008 Audi A8 vs. 2005 Volkswagen Passat
To start off, 2008 Audi A8 is newer by 3 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 3,997 cc (8 cylinders), 2005 Volkswagen Passat is equipped with a bigger engine. In terms of performance, both vehicles can yield 271 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 275 kg more than 2005 Volkswagen Passat.
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, 2008 Audi A8 (650 Nm @ 1800 RPM) has 280 more torque (in Nm) than 2005 Volkswagen Passat. (370 Nm @ 2750 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Passat. 2008 Audi A8 has automatic transmission and 2005 Volkswagen Passat has manual transmission. 2005 Volkswagen Passat will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A8 | 2005 Volkswagen Passat | |
| Make | Audi | Volkswagen |
| Model | A8 | Passat |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 3997 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 271 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 2750 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 90.2 mm |
| Engine Compression Ratio | 18.0:1 | 10.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 6.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1665 kg |
| Vehicle Length | 5060 mm | 4710 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
| Fuel Consumption Overall | 9.7 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 80 L |
