2009 Audi Q7 vs. 2005 Audi S4
To start off, 2009 Audi Q7 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 5,934 cc (12 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (494 HP @ 3750 RPM) has 154 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 870 kg more than 2005 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 Audi Q7 (1,000 Nm) has 590 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
2009 Audi Q7 | 2005 Audi S4 | |
Make | Audi | Audi |
Model | Q7 | S4 |
Year Released | 2009 | 2005 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 5934 cc | 4163 cc |
Engine Cylinders | 12 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 5 valves |
Horse Power | 494 HP | 340 HP |
Engine RPM | 3750 RPM | 6300 RPM |
Torque | 1000 Nm | 410 Nm |
Engine Bore Size | 83 mm | 85.1 mm |
Engine Stroke Size | 91.4 mm | 93 mm |
Engine Compression Ratio | 16.0:1 | 11.0:1 |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 2605 kg | 1735 kg |
Vehicle Length | 5070 mm | 4550 mm |
Vehicle Width | 2010 mm | 1770 mm |
Vehicle Height | 1700 mm | 1430 mm |
Wheelbase Size | 3010 mm | 2660 mm |
Fuel Consumption Overall | 11.3 L/100km | 13.8 L/100km |
Fuel Tank Capacity | 100 L | 63 L |