2009 Audi A8 vs. 2008 Audi A4
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 A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 3,123 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (256 HP) has 6 more horse power than 2008 Audi A4. (250 HP). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 495 kg more than 2009 Audi A8.
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, 2009 Audi A8 (330 Nm @ 3250 RPM) has 135 more torque (in Nm) than 2008 Audi A4. (195 Nm @ 3300 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
2009 Audi A8 | 2008 Audi A4 | |
Make | Audi | Audi |
Model | A8 | A4 |
Year Released | 2009 | 2008 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3123 cc | 1984 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 5 valves | 5 valves |
Horse Power | 256 HP | 250 HP |
Torque | 330 Nm | 195 Nm |
Torque RPM | 3250 RPM | 3300 RPM |
Engine Bore Size | 84.5 mm | 82.5 mm |
Engine Stroke Size | 92.8 mm | 92.8 mm |
Engine Compression Ratio | 13.0:1 | 10.3:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Top Speed | 250 km/hour | 205 km/hour |
Acceleration 0-100mph | 7.7 seconds | 10.4 seconds |
Drive Type | Front | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 895 kg | 1390 kg |
Vehicle Length | 5060 mm | 4180 mm |
Vehicle Height | 1450 mm | 1560 mm |
Wheelbase Size | 2950 mm | 2650 mm |
Fuel Consumption Overall | 9.8 L/100km | 7.9 L/100km |
Fuel Tank Capacity | 90 L | 70 L |