2008 Audi A6 vs. 1999 Audi A4
To start off, 2008 Audi A6 is newer by 9 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 2,495 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (248 HP @ 4150 RPM) has 87 more horse power than 2008 Audi A6. (161 HP @ 4000 RPM) In normal driving conditions, 1999 Audi A4 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 160 kg more than 1999 Audi A4.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 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, 1999 Audi A4 (339 Nm @ 1900 RPM) has 29 more torque (in Nm) than 2008 Audi A6. (310 Nm @ 1400 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2008 Audi A6 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. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2008 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 1896 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 161 HP | 248 HP |
| Engine RPM | 4000 RPM | 4150 RPM |
| Torque | 310 Nm | 339 Nm |
| Torque RPM | 1400 RPM | 1900 RPM |
| Engine Bore Size | 78.3 mm | 79.5 mm |
| Engine Stroke Size | 86.4 mm | 95.5 mm |
| Engine Compression Ratio | 19.5:1 | 19.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 217 km/hour | 190 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 11.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1430 kg |
| Vehicle Length | 4180 mm | 4480 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 60 L |
