2005 Audi A4 vs. 2007 Audi A3
To start off, 2007 Audi A3 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 2,496 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (200 HP @ 5100 RPM) has 23 more horse power than 2005 Audi A4. (177 HP @ 1500 RPM) In normal driving conditions, 2007 Audi A3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 290 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 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A3. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A4 (371 Nm @ 1500 RPM) has 90 more torque (in Nm) than 2007 Audi A3. (281 Nm @ 1800 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3. 2005 Audi A4 has automatic transmission and 2007 Audi A3 has manual transmission. 2007 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A4 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A4 | A3 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1983 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 177 HP | 200 HP |
| Engine RPM | 1500 RPM | 5100 RPM |
| Torque | 371 Nm | 281 Nm |
| Torque RPM | 1500 RPM | 1800 RPM |
| Engine Bore Size | 78.3 mm | 82.6 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1880 kg |
| Vehicle Length | 4550 mm | 4290 mm |
| Vehicle Width | 1780 mm | 1960 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2580 mm |
| Fuel Consumption Overall | 7.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 66 L | 55 L |
