2005 Audi A4 vs. 2008 Audi A8
To start off, 2008 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,976 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (231 HP @ 4000 RPM) has 14 more horse power than 2005 Audi A4. (217 HP @ 4000 RPM) In normal driving conditions, 2008 Audi A8 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 132 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2008 Audi A8 (450 Nm) has 150 more torque (in Nm) than 2005 Audi A4. (300 Nm). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
2005 Audi A4 | 2008 Audi A8 | |
Make | Audi | Audi |
Model | A4 | A8 |
Year Released | 2005 | 2008 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2976 cc | 2967 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 217 HP | 231 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 300 Nm | 450 Nm |
Engine Bore Size | 83 mm | 83 mm |
Engine Stroke Size | 93 mm | 91.4 mm |
Engine Compression Ratio | 10.1:1 | 17.0:1 |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1698 kg | 1830 kg |
Vehicle Length | 4580 mm | 5060 mm |
Vehicle Width | 1780 mm | 1900 mm |
Vehicle Height | 1400 mm | 1450 mm |
Wheelbase Size | 2660 mm | 2950 mm |
Fuel Consumption Overall | 10.2 L/100km | 8.4 L/100km |
Fuel Tank Capacity | 70 L | 90 L |