2003 Audi A8 vs. 2005 Volkswagen Passat
To start off, 2005 Volkswagen Passat is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Audi A8. In addition, the cost of maintenance, including insurance, on 2003 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2003 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (276 HP @ 3750 RPM) has 142 more horse power than 2005 Volkswagen Passat. (134 HP @ 4000 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 2005 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 296 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 2003 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, 2003 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, 2003 Audi A8 (650 Nm) has 315 more torque (in Nm) than 2005 Volkswagen Passat. (335 Nm). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Passat.
Compare all specifications:
| 2003 Audi A8 | 2005 Volkswagen Passat | |
| Make | Audi | Volkswagen |
| Model | A8 | Passat |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1896 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 276 HP | 134 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 650 Nm | 335 Nm |
| Engine Bore Size | 81.1 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 96 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1584 kg |
| Vehicle Length | 5060 mm | 4690 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2770 mm | 2710 mm |
| Fuel Consumption Highway | 7.5 L/100km | 6.3 L/100km |
| Fuel Consumption City | 13.4 L/100km | 8.9 L/100km |
| Fuel Consumption Overall | 9.6 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 90 L | 62 L |
