2005 Audi A4 vs. 2008 Audi A3
To start off, 2008 Audi A3 is newer by 3 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 3,189 cc (6 cylinders), 2008 Audi A3 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A3 weights approximately 120 kg more than 2005 Audi A4.
Because 2008 Audi A3 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, 2008 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 A3 (320 Nm @ 2800 RPM) has 110 more torque (in Nm) than 2005 Audi A4. (210 Nm @ 1750 RPM). This means 2008 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2008 Audi A3 | |
| Make | Audi | Audi |
| Model | A4 | A3 |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3189 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 148 HP | 0 HP |
| Torque | 210 Nm | 320 Nm |
| Torque RPM | 1750 RPM | 2800 RPM |
| Engine Bore Size | 81.1 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 95.9 mm |
| Engine Compression Ratio | 9.3:1 | 11.3:1 |
| Acceleration 0-100mph | 9.1 seconds | 6.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1375 kg | 1495 kg |
| Vehicle Length | 4550 mm | 4180 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2580 mm |
| Fuel Consumption Overall | 8.2 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
