2007 Audi A8 vs. 2005 Audi S4
To start off, 2007 Audi A8 is newer by 2 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 5,202 cc (10 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 7000 RPM) has 104 more horse power than 2005 Audi S4. (340 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 170 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, 2007 Audi A8 (540 Nm) has 130 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
2007 Audi A8 | 2005 Audi S4 | |
Make | Audi | Audi |
Model | A8 | S4 |
Year Released | 2007 | 2005 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 5202 cc | 4163 cc |
Engine Cylinders | 10 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 5 valves |
Horse Power | 444 HP | 340 HP |
Engine RPM | 7000 RPM | 4000 RPM |
Torque | 540 Nm | 410 Nm |
Engine Bore Size | 84.5 mm | 85 mm |
Engine Stroke Size | 92.8 mm | 93 mm |
Engine Compression Ratio | 12.5:1 | 11.0:1 |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1940 kg | 1770 kg |
Vehicle Length | 5070 mm | 4550 mm |
Vehicle Width | 1900 mm | 1770 mm |
Vehicle Height | 1430 mm | 1430 mm |
Wheelbase Size | 2950 mm | 2770 mm |
Fuel Consumption Overall | 13.4 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 90 L | 66 L |