2009 Audi A4 vs. 1998 Audi A8
To start off, 2009 Audi A4 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Audi A8. In addition, the cost of maintenance, including insurance, on 1998 Audi A8 would be higher. At 4,172 cc (8 cylinders), 1998 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (328 HP) has 28 more horse power than 1998 Audi A8. (300 HP). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1998 Audi A8.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 A4 (440 Nm) has 40 more torque (in Nm) than 1998 Audi A8. (400 Nm). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1998 Audi A8. 1998 Audi A8 has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1998 Audi A8 | |
| Make | Audi | Audi |
| Model | A4 | A8 |
| Year Released | 2009 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 4172 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 300 HP |
| Torque | 440 Nm | 400 Nm |
| Engine Bore Size | 84.6 mm | 84.6 mm |
| Engine Stroke Size | 89 mm | 93 mm |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4720 mm | 5040 mm |
| Vehicle Width | 1830 mm | 1890 mm |
| Vehicle Height | 1410 mm | 1450 mm |
| Wheelbase Size | 2820 mm | 2890 mm |
