2008 Audi A6 vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A6. In addition, the cost of maintenance, including insurance, on 2008 Audi A6 would be higher. At 2,671 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (248 HP @ 5800 RPM) has 79 more horse power than 2009 Audi A5. (169 HP @ 4200 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 250 kg more than 2009 Audi A5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A5. In wet, icy, snow, or gravel driving conditions, 2008 Audi A6 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, both vehicles can yield 350 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:
| 2008 Audi A6 | 2009 Audi A5 | |
| Make | Audi | Audi |
| Model | A6 | A5 |
| Year Released | 2008 | 2009 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 248 HP | 169 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 350 Nm | 350 Nm |
| Torque RPM | 1800 RPM | 1750 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 95.5 mm |
| Engine Compression Ratio | 9.0:1 | 16.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 246 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7 seconds | 8.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1720 kg | 1470 kg |
| Vehicle Length | 4800 mm | 4630 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2760 mm |
| Fuel Consumption Overall | 11.8 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 70 L | 65 L |
