1999 Audi A4 vs. 2007 Audi A3
To start off, 2007 Audi A3 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 2,393 cc (6 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (198 HP @ 5100 RPM) has 35 more horse power than 1999 Audi A4. (163 HP @ 6000 RPM) In normal driving conditions, 2007 Audi A3 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 165 kg more than 1999 Audi A4. 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, 2007 Audi A3 (280 Nm @ 1800 RPM) has 46 more torque (in Nm) than 1999 Audi A4. (234 Nm @ 3200 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 2007 Audi A3 has automatic transmission and 1999 Audi A4 has manual transmission. 1999 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A4 | A3 |
| Year Released | 1999 | 2007 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 163 HP | 198 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 234 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 77.4 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1485 kg |
| Vehicle Length | 4480 mm | 4290 mm |
| Vehicle Width | 1740 mm | 1770 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2610 mm | 2580 mm |
| Fuel Tank Capacity | 70 L | 55 L |
