2007 Audi A8 vs. 1999 Audi A4
To start off, 2007 Audi A8 is newer by 8 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 4,163 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (350 HP @ 6800 RPM) has 103 more horse power than 1999 Audi A4. (247 HP @ 5700 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 1999 Audi A4.
Because 2007 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, 2007 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.
Compare all specifications:
| 2007 Audi A8 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | A8 | A4 |
| Year Released | 2007 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1779 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 350 HP | 247 HP |
| Engine RPM | 6800 RPM | 5700 RPM |
| Engine Bore Size | 85 mm | 81 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5200 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1740 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 3080 mm | 2630 mm |
| Fuel Tank Capacity | 90 L | 62 L |
