2009 Audi A5 vs. 2003 Audi A6
To start off, 2009 Audi A5 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Audi A6. In addition, the cost of maintenance, including insurance, on 2003 Audi A6 would be higher. At 4,172 cc (8 cylinders), 2003 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Audi A6 (296 HP @ 6200 RPM) has 128 more horse power than 2009 Audi A5. (168 HP @ 4800 RPM) In normal driving conditions, 2003 Audi A6 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A6 weights approximately 423 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 2003 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, 2003 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, 2003 Audi A6 (400 Nm @ 3000 RPM) has 150 more torque (in Nm) than 2009 Audi A5. (250 Nm @ 1500 RPM). This means 2003 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5. 2003 Audi A6 has automatic transmission and 2009 Audi A5 has manual transmission. 2009 Audi A5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A5 | 2003 Audi A6 | |
| Make | Audi | Audi |
| Model | A5 | A6 |
| Year Released | 2009 | 2003 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 4172 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 168 HP | 296 HP |
| Engine RPM | 4800 RPM | 6200 RPM |
| Torque | 250 Nm | 400 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Engine Bore Size | 82.6 mm | 84.5 mm |
| Engine Stroke Size | 84.1 mm | 93 mm |
| Engine Compression Ratio | 9.6:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8.4 seconds | 7.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1818 kg |
| Vehicle Length | 4630 mm | 4840 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1460 mm |
| Wheelbase Size | 2760 mm | 2850 mm |
| Fuel Consumption Overall | 7.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 65 L | 82 L |
