2009 Audi R8 vs. 2004 Audi A6
To start off, 2009 Audi R8 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 298 more horse power than 2004 Audi A6. (220 HP @ 4000 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 250 kg more than 2009 Audi R8.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2004 Audi A6. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 will offer significantly more control. 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 R8 (530 Nm) has 230 more torque (in Nm) than 2004 Audi A6. (300 Nm). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2009 Audi R8 | 2004 Audi A6 | |
| Make | Audi | Audi |
| Model | R8 | A6 |
| Year Released | 2009 | 2004 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Middle | Front |
| Engine Size | 5204 cc | 2983 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 518 HP | 220 HP |
| Engine RPM | 8000 RPM | 4000 RPM |
| Torque | 530 Nm | 300 Nm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Drive Type | AWD | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1580 kg | 1830 kg |
| Vehicle Length | 4440 mm | 4880 mm |
| Vehicle Width | 1940 mm | 1820 mm |
| Vehicle Height | 1260 mm | 1480 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Highway | 12.4 L/100km | 9.6 L/100km |
| Fuel Consumption City | 19.6 L/100km | 13.2 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 75 L | 70 L |
