2009 Audi A8 vs. 1998 Audi A6
To start off, 2009 Audi A8 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 3,936 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (272 HP @ 3750 RPM) has 183 more horse power than 1998 Audi A6. (89 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1998 Audi A6.
Because 2009 Audi A8 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 A8 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 A8 (650 Nm @ 1800 RPM) has 448 more torque (in Nm) than 1998 Audi A6. (202 Nm @ 1900 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Audi A6. 2009 Audi A8 has automatic transmission and 1998 Audi A6 has manual transmission. 1998 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 1998 Audi A6 | |
| Make | Audi | Audi |
| Model | A8 | A6 |
| Year Released | 2009 | 1998 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1896 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 272 HP | 89 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 650 Nm | 202 Nm |
| Torque RPM | 1800 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 79.5 mm |
| Engine Stroke Size | 95.5 mm | 95.5 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5190 mm | 4800 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 3080 mm | 2760 mm |
