2009 Audi A3 vs. 2008 Audi A4
To start off, 2009 Audi A3 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 3,123 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 150 kg more than 2009 Audi A3.
Because 2009 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi A3 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, 2008 Audi A4 (330 Nm @ 3250 RPM) has 50 more torque (in Nm) than 2009 Audi A3. (280 Nm @ 1800 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2008 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2009 | 2008 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 0 HP |
| Torque | 280 Nm | 330 Nm |
| Torque RPM | 1800 RPM | 3250 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 12.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 234 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 7.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1545 kg | 1695 kg |
| Vehicle Length | 4290 mm | 4180 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Consumption Overall | 8.9 L/100km | 11 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
