2007 Audi A4 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 2,772 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (207 HP @ 5500 RPM) has 10 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 194 kg more than 2009 Audi A8.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A8. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 will offer significantly more control. 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, both vehicles can yield 280 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
2007 Audi A4 | 2009 Audi A8 | |
Make | Audi | Audi |
Model | A4 | A8 |
Year Released | 2007 | 2009 |
Body Type | Station Wagon | Sedan |
Engine Position | Front | Front |
Engine Size | 1984 cc | 2772 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 197 HP | 207 HP |
Engine RPM | 5100 RPM | 5500 RPM |
Torque | 280 Nm | 280 Nm |
Torque RPM | 1800 RPM | 3000 RPM |
Engine Bore Size | 82.5 mm | 84.5 mm |
Engine Stroke Size | 92.8 mm | 82.4 mm |
Engine Compression Ratio | 11.5:1 | 12.5:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Top Speed | 238 km/hour | 238 km/hour |
Acceleration 0-100mph | 7.2 seconds | 8 seconds |
Drive Type | 4WD | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1884 kg | 1690 kg |
Vehicle Length | 4550 mm | 5070 mm |
Vehicle Width | 1780 mm | 1900 mm |
Vehicle Height | 1430 mm | 1450 mm |
Wheelbase Size | 2660 mm | 2950 mm |
Fuel Consumption Overall | 8.8 L/100km | 8.3 L/100km |
Fuel Tank Capacity | 70 L | 90 L |