2003 Audi A3 vs. 2008 Audi A4
To start off, 2008 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 3,188 cc (6 cylinders), 2003 Audi A3 is equipped with a bigger engine. In terms of performance, 2003 Audi A3 (246 HP @ 6300 RPM) has 16 more horse power than 2008 Audi A4. (230 HP @ 4000 RPM). In normal driving conditions, 2003 Audi A3 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A3 weights approximately 86 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 (450 Nm @ 1400 RPM) has 140 more torque (in Nm) than 2003 Audi A3. (310 Nm @ 2500 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3.
Compare all specifications:
| 2003 Audi A3 | 2008 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2003 | 2008 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3188 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 246 HP | 230 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 310 Nm | 450 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 95.9 mm | 91.4 mm |
| Top Speed | 245 km/hour | 242 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 7.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1794 kg |
| Vehicle Length | 4210 mm | 4580 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Tank Capacity | 55 L | 63 L |
