2003 Audi A4 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 A4. In addition, the cost of maintenance, including insurance, on 2003 Audi A4 would be higher. At 1,786 cc (4 cylinders), 2005 Volkswagen Passat is equipped with a bigger engine. In terms of performance, 2005 Volkswagen Passat (170 HP @ 4000 RPM) has 57 more horse power than 2003 Audi A4. (113 HP @ 5800 RPM) In normal driving conditions, 2005 Volkswagen Passat should accelerate faster than 2003 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Volkswagen Passat weights approximately 205 kg more than 2003 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2005 Volkswagen Passat (225 Nm) has 77 more torque (in Nm) than 2003 Audi A4. (148 Nm). This means 2005 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A4.
Compare all specifications:
| 2003 Audi A4 | 2005 Volkswagen Passat | |
| Make | Audi | Volkswagen |
| Model | A4 | Passat |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 1786 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 113 HP | 170 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 148 Nm | 225 Nm |
| Engine Bore Size | 81.1 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1295 kg | 1500 kg |
| Vehicle Length | 4590 mm | 4690 mm |
| Vehicle Width | 1770 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 62 L |
