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 545 kg more than 2009 Audi A8.
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, 2008 Audi A4 (450 Nm @ 1400 RPM) has 120 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
2009 Audi A8 | 2008 Audi A4 | |
Make | Audi | Audi |
Model | A8 | A4 |
Year Released | 2009 | 2008 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 3123 cc | 2967 cc |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 256 HP | 250 HP |
Torque | 330 Nm | 450 Nm |
Torque RPM | 3250 RPM | 1400 RPM |
Engine Compression Ratio | 13.0:1 | 17.0:1 |
Fuel Type | Gasoline - Premium | Diesel |
Acceleration 0-100mph | 7.7 seconds | 7.9 seconds |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1160 kg | 1705 kg |
Vehicle Length | 5060 mm | 4550 mm |
Vehicle Width | 1900 mm | 1780 mm |
Vehicle Height | 1450 mm | 1430 mm |
Wheelbase Size | 2950 mm | 2650 mm |
Fuel Consumption Overall | 11 L/100km | 8.3 L/100km |
Fuel Tank Capacity | 90 L | 66 L |