2005 Audi A4 vs. 2000 Audi A8
To start off, 2005 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2000 Audi A8. In addition, the cost of maintenance, including insurance, on 2000 Audi A8 would be higher. At 4,172 cc (8 cylinders), 2000 Audi A8 is equipped with a bigger engine. In terms of performance, 2000 Audi A8 (330 HP @ 6200 RPM) has 110 more horse power than 2005 Audi A4. (220 HP @ 6300 RPM) In normal driving conditions, 2000 Audi A8 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2000 Audi A8 weights approximately 170 kg more than 2005 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, 2000 Audi A8 (431 Nm @ 3000 RPM) has 131 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2000 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2000 Audi A8 | |
| Make | Audi | Audi |
| Model | A4 | A8 |
| Year Released | 2005 | 2000 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 4172 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 220 HP | 330 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 300 Nm | 431 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 84.5 mm |
| Engine Stroke Size | 93 mm | 93 mm |
| Top Speed | 238 km/hour | 250 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1645 kg | 1815 kg |
| Vehicle Length | 4550 mm | 5190 mm |
| Vehicle Width | 1770 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 3020 mm |
| Fuel Consumption Highway | 9.6 L/100km | 9.2 L/100km |
| Fuel Consumption City | 13.2 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 11 L/100km | 13 L/100km |
| Fuel Tank Capacity | 66 L | 90 L |
