2009 Audi A4 vs. 2007 Audi A4
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 22 more horse power than 2009 Audi A4. (230 HP @ 4000 RPM) In normal driving conditions, 2007 Audi A4 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 96 kg more than 2007 Audi A4.
Let's talk about torque, 2009 Audi A4 (450 Nm @ 1400 RPM) has 120 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2007 Audi A4 | |
| Make | Audi | Audi |
| Model | A4 | A4 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3123 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 252 HP |
| Engine RPM | 4000 RPM | 5100 RPM |
| Torque | 450 Nm | 330 Nm |
| Torque RPM | 1400 RPM | 3250 RPM |
| Engine Bore Size | 83 mm | 84.5 mm |
| Engine Stroke Size | 91.4 mm | 92.8 mm |
| Engine Compression Ratio | 17.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 242 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 6.8 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1794 kg | 1698 kg |
| Vehicle Length | 4580 mm | 4580 mm |
| Vehicle Width | 1780 mm | 1400 mm |
| Vehicle Height | 1400 mm | 1780 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Overall | 8 L/100km | 11 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
