2005 Audi A4 vs. 2007 Volkswagen Phaeton
To start off, 2007 Volkswagen Phaeton is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 4,921 cc (10 cylinders), 2007 Volkswagen Phaeton is equipped with a bigger engine. In terms of performance, 2007 Volkswagen Phaeton (310 HP @ 3750 RPM) has 140 more horse power than 2005 Audi A4. (170 HP @ 6300 RPM) In normal driving conditions, 2007 Volkswagen Phaeton should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Volkswagen Phaeton weights approximately 880 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Volkswagen Phaeton is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 Volkswagen Phaeton 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, 2007 Volkswagen Phaeton (750 Nm @ 2000 RPM) has 525 more torque (in Nm) than 2005 Audi A4. (225 Nm @ 1750 RPM). This means 2007 Volkswagen Phaeton will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2007 Volkswagen Phaeton | |
| Make | Audi | Volkswagen |
| Model | A4 | Phaeton |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1784 cc | 4921 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 170 HP | 310 HP |
| Engine RPM | 6300 RPM | 3750 RPM |
| Torque | 225 Nm | 750 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 86 mm | 95.5 mm |
| Engine Compression Ratio | 9.3:1 | 18.0:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1525 kg | 2405 kg |
| Vehicle Length | 4550 mm | 5180 mm |
| Vehicle Width | 1770 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 9.4 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
