2007 Audi A3 vs. 2008 Audi A4
To start off, 2008 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 2,976 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (217 HP @ 6300 RPM) has 16 more horse power than 2007 Audi A3. (201 HP @ 5100 RPM) In normal driving conditions, 2008 Audi A4 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 180 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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 (300 Nm @ 3200 RPM) has 19 more torque (in Nm) than 2007 Audi A3. (281 Nm @ 1800 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2008 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2007 | 2008 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 2976 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 201 HP | 217 HP |
| Engine RPM | 5100 RPM | 6300 RPM |
| Torque | 281 Nm | 300 Nm |
| Torque RPM | 1800 RPM | 3200 RPM |
| Engine Bore Size | 82.5 mm | 82.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 209 km/hour | 243 km/hour |
| Acceleration 0-100mph | 7 seconds | 7.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1590 kg |
| Vehicle Length | 4290 mm | 4580 mm |
| Vehicle Width | 1960 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Consumption Overall | 7.7 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
