1998 Audi A6 vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Audi A6. In addition, the cost of maintenance, including insurance, on 1998 Audi A6 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (265 HP @ 6500 RPM) has 117 more horse power than 1998 Audi A6. (148 HP @ 5700 RPM) In normal driving conditions, 2009 Audi A5 should accelerate faster than 1998 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 1998 Audi A6 weights approximately 450 kg more than 2009 Audi A5.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Audi A6. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 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 A5 (331 Nm @ 3250 RPM) has 121 more torque (in Nm) than 1998 Audi A6. (210 Nm @ 1750 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 1998 Audi A6.
Compare all specifications:
| 1998 Audi A6 | 2009 Audi A5 | |
| Make | Audi | Audi |
| Model | A6 | A5 |
| Year Released | 1998 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3197 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 148 HP | 265 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 210 Nm | 331 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Bore Size | 81 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1380 kg | 930 kg |
| Vehicle Length | 4800 mm | 4630 mm |
| Vehicle Width | 1820 mm | 1990 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2850 mm | 2760 mm |
| Fuel Consumption Overall | 13.2 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
