2005 Audi A8 vs. 2008 Audi R8
To start off, 2008 Audi R8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi R8 (420 HP @ 7800 RPM) has 85 more horse power than 2005 Audi A8. (335 HP @ 4000 RPM) In normal driving conditions, 2008 Audi R8 should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 770 kg more than 2008 Audi R8.
Let's talk about torque, both vehicles can yield 430 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
2005 Audi A8 | 2008 Audi R8 | |
Make | Audi | Audi |
Model | A8 | R8 |
Year Released | 2005 | 2008 |
Body Type | Sedan | Coupe |
Engine Position | Front | Middle |
Engine Size | 4178 cc | 4163 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 335 HP | 420 HP |
Engine RPM | 4000 RPM | 7800 RPM |
Torque | 430 Nm | 430 Nm |
Engine Compression Ratio | 11.0:1 | 12.5:1 |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1945 kg | 1175 kg |
Vehicle Length | 5060 mm | 4440 mm |
Vehicle Width | 1900 mm | 1910 mm |
Vehicle Height | 1450 mm | 1260 mm |
Wheelbase Size | 2950 mm | 2660 mm |
Fuel Consumption Overall | 11.8 L/100km | 14.6 L/100km |
Fuel Tank Capacity | 90 L | 75 L |