2004 Audi A4 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 3,123 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 5100 RPM) has 92 more horse power than 2004 Audi A4. (160 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 660 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A4. 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 (331 Nm @ 3250 RPM) has 21 more torque (in Nm) than 2004 Audi A4. (310 Nm @ 1400 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 2009 Audi A4 | |
| Make | Audi | Audi |
| Model | A4 | A4 |
| Year Released | 2004 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 3123 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 252 HP |
| Engine RPM | 4000 RPM | 5100 RPM |
| Torque | 310 Nm | 331 Nm |
| Torque RPM | 1400 RPM | 3250 RPM |
| Engine Bore Size | 78.4 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.2 seconds | 7.4 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1590 kg | 930 kg |
| Vehicle Length | 4590 mm | 4580 mm |
| Vehicle Width | 1780 mm | 1400 mm |
| Vehicle Height | 1430 mm | 1780 mm |
| Wheelbase Size | 2470 mm | 2660 mm |
| Fuel Consumption Overall | 6.9 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
