1999 Audi A4 vs. 2001 Audi A6
To start off, 2001 Audi A6 is newer by 2 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 2,494 cc (6 cylinders), 2001 Audi A6 is equipped with a bigger engine. In terms of performance, both vehicles can yield 247 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A6 weights approximately 340 kg more than 1999 Audi A4.
Because 2001 Audi A6 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, 2001 Audi A6 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 (321 Nm @ 1900 RPM) has 1 more torque (in Nm) than 2001 Audi A6. (320 Nm @ 1500 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6. 1999 Audi A4 has automatic transmission and 2001 Audi A6 has manual transmission. 2001 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2001 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 1999 | 2001 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 247 HP | 247 HP |
| Engine RPM | 4150 RPM | 4000 RPM |
| Torque | 321 Nm | 320 Nm |
| Torque RPM | 1900 RPM | 1500 RPM |
| Engine Bore Size | 79.5 mm | 78.3 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 190 km/hour | 223 km/hour |
| Acceleration 0-100mph | 12.8 seconds | 8.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1675 kg |
| Vehicle Length | 4480 mm | 4800 mm |
| Vehicle Width | 1740 mm | 1820 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2630 mm | 2760 mm |
| Fuel Tank Capacity | 62 L | 70 L |
