2006 Audi A3 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A3. In addition, the cost of maintenance, including insurance, on 2006 Audi A3 would be higher. At 3,936 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (272 HP @ 3750 RPM) has 134 more horse power than 2006 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 2006 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 600 kg more than 2006 Audi A3. 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, 2009 Audi A8 (650 Nm @ 1800 RPM) has 330 more torque (in Nm) than 2006 Audi A3. (320 Nm @ 1750 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A3. 2009 Audi A8 has automatic transmission and 2006 Audi A3 has manual transmission. 2006 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A3 | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | A3 | A8 |
| Year Released | 2006 | 2009 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1967 cc | 3936 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 272 HP |
| Engine RPM | 4000 RPM | 3750 RPM |
| Torque | 320 Nm | 650 Nm |
| Torque RPM | 1750 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 95.5 mm |
| Engine Compression Ratio | 18.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 6.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1940 kg |
| Vehicle Length | 4210 mm | 5190 mm |
| Vehicle Width | 1770 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 3080 mm |
| Fuel Consumption Overall | 5.8 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 55 L | 90 L |
