2005 Audi A8 vs. 2004 Audi A3
To start off, 2005 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A3. In addition, the cost of maintenance, including insurance, on 2004 Audi A3 would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (450 HP @ 6300 RPM) has 349 more horse power than 2004 Audi A3. (101 HP @ 5600 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2004 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 850 kg more than 2004 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A3. In wet, icy, snow, or gravel driving conditions, 2005 Audi A8 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, 2005 Audi A8 (560 Nm) has 412 more torque (in Nm) than 2004 Audi A3. (148 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A3.
Compare all specifications:
| 2005 Audi A8 | 2004 Audi A3 | |
| Make | Audi | Audi |
| Model | A8 | A3 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 1595 cc |
| Horse Power | 450 HP | 101 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 560 Nm | 148 Nm |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2145 kg | 1295 kg |
| Vehicle Length | 5200 mm | 4290 mm |
| Vehicle Width | 1900 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 3080 mm | 2760 mm |
| Fuel Consumption Highway | 11.2 L/100km | 5.6 L/100km |
| Fuel Consumption City | 15.7 L/100km | 10.9 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
