2004 Audi A8 vs. 1999 Audi A4
To start off, 2004 Audi A8 is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 3,697 cc (8 cylinders), 2004 Audi A8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A8 weights approximately 530 kg more than 1999 Audi A4.
Because 2004 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A4. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A8 (360 Nm @ 3750 RPM) has 40 more torque (in Nm) than 1999 Audi A4. (320 Nm @ 1750 RPM). This means 2004 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 2004 Audi A8 has automatic transmission and 1999 Audi A4 has manual transmission. 1999 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A8 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | A8 | A4 |
| Year Released | 2004 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 1780 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 276 HP | 0 HP |
| Torque | 360 Nm | 320 Nm |
| Torque RPM | 3750 RPM | 1750 RPM |
| Engine Bore Size | 84.6 mm | 81 mm |
| Engine Stroke Size | 82.4 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1830 kg | 1300 kg |
| Vehicle Length | 5060 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1740 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2630 mm |
| Fuel Tank Capacity | 90 L | 62 L |
