2009 Audi A8 vs. 2007 Audi A4
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 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 247 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. 2009 Audi A8 weights approximately 365 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (580 Nm @ 4000 RPM) has 300 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
2009 Audi A8 | 2007 Audi A4 | |
Make | Audi | Audi |
Model | A8 | A4 |
Year Released | 2009 | 2007 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 5998 cc | 1984 cc |
Engine Type | W | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 444 HP | 197 HP |
Engine RPM | 6200 RPM | 5100 RPM |
Torque | 580 Nm | 280 Nm |
Torque RPM | 4000 RPM | 1800 RPM |
Engine Compression Ratio | 11.0:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Top Speed | 245 km/hour | 238 km/hour |
Acceleration 0-100mph | 5.1 seconds | 8.2 seconds |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1995 kg | 1630 kg |
Vehicle Length | 5070 mm | 4580 mm |
Vehicle Width | 1900 mm | 1400 mm |
Vehicle Height | 1450 mm | 1780 mm |
Wheelbase Size | 3080 mm | 2660 mm |
Fuel Consumption Overall | 13.8 L/100km | 8.3 L/100km |
Fuel Tank Capacity | 90 L | 70 L |