2009 Audi A8 vs. 2008 Audi A3
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A3. In addition, the cost of maintenance, including insurance, on 2008 Audi A3 would be higher. At 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine.
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 (442 Nm @ 3500 RPM) has 122 more torque (in Nm) than 2008 Audi A3. (320 Nm @ 2800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3. 2009 Audi A8 has automatic transmission and 2008 Audi A3 has manual transmission. 2008 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:
| 2009 Audi A8 | 2008 Audi A3 | |
| Make | Audi | Audi |
| Model | A8 | A3 |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3189 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 0 HP |
| Torque | 442 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 95.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Length | 5070 mm | 4180 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2950 mm | 2580 mm |
| Fuel Consumption Overall | 13.1 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 90 L | 60 L |
