2009 Audi A4 vs. 2005 Volkswagen Passat
To start off, 2009 Audi A4 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 2,967 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (230 HP @ 4000 RPM) has 60 more horse power than 2005 Volkswagen Passat. (170 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2005 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 294 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 A4 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 A4 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 A4 (450 Nm) has 225 more torque (in Nm) than 2005 Volkswagen Passat. (225 Nm). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Volkswagen Passat.
Compare all specifications:
| 2009 Audi A4 | 2005 Volkswagen Passat | |
| Make | Audi | Volkswagen |
| Model | A4 | Passat |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1786 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 230 HP | 170 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 450 Nm | 225 Nm |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 91.4 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 9.3:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1794 kg | 1500 kg |
| Vehicle Length | 4580 mm | 4690 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 8 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 63 L | 62 L |
