2007 Audi A6 vs. 1999 Audi A4
To start off, 2007 Audi A6 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 1,968 cc (4 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (150 HP) has 12 more horse power than 2007 Audi A6. (138 HP) In normal driving conditions, 1999 Audi A4 should accelerate faster than 2007 Audi A6.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A6. In wet, icy, snow, or gravel driving conditions, 1999 Audi A4 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, 2007 Audi A6 (320 Nm) has 110 more torque (in Nm) than 1999 Audi A4. (210 Nm). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 2007 Audi A6 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2007 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 138 HP | 150 HP |
| Torque | 320 Nm | 210 Nm |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Top Speed | 227 km/hour | 220 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4800 mm | 4480 mm |
| Vehicle Width | 1820 mm | 1740 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
