2009 Audi S8 vs. 2007 Audi A4
To start off, 2009 Audi S8 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 5,204 cc (10 cylinders), 2009 Audi S8 is equipped with a bigger engine. In terms of performance, 2009 Audi S8 (450 HP @ 7000 RPM) has 253 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 709 kg more than 2009 Audi S8.
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 S8 (540 Nm @ 3500 RPM) has 260 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2009 Audi S8 has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi S8 | 2007 Audi A4 | |
Make | Audi | Audi |
Model | S8 | A4 |
Year Released | 2009 | 2007 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 5204 cc | 1984 cc |
Engine Cylinders | 10 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 450 HP | 197 HP |
Engine RPM | 7000 RPM | 5100 RPM |
Torque | 540 Nm | 280 Nm |
Torque RPM | 3500 RPM | 1800 RPM |
Engine Compression Ratio | 12.5:1 | 11.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Acceleration 0-100mph | 5.1 seconds | 7.2 seconds |
Drive Type | AWD | 4WD |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1175 kg | 1884 kg |
Vehicle Length | 5070 mm | 4550 mm |
Vehicle Width | 1900 mm | 1780 mm |
Vehicle Height | 1430 mm | 1430 mm |
Wheelbase Size | 2950 mm | 2660 mm |
Fuel Consumption Overall | 15.8 L/100km | 8.8 L/100km |
Fuel Tank Capacity | 90 L | 70 L |