2009 Audi A4 vs. 2009 Audi A6
To start off, both 2009 Audi A4 and 2009 Audi A6 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,123 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (252 HP @ 6500 RPM) has 94 more horse power than 2009 Audi A4. (158 HP @ 4500 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 370 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (330 Nm @ 3250 RPM) has 80 more torque (in Nm) than 2009 Audi A4. (250 Nm @ 1500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 Audi A4 has automatic transmission and 2009 Audi A6 has manual transmission. 2009 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 158 HP | 252 HP |
| Engine RPM | 4500 RPM | 6500 RPM |
| Torque | 250 Nm | 330 Nm |
| Torque RPM | 1500 RPM | 3250 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 84.1 mm | 92.8 mm |
| Engine Compression Ratio | 9.6:1 | 13.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 218 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 7 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 | 930 kg | 1300 kg |
| Vehicle Length | 4710 mm | 4840 mm |
| Vehicle Width | 2010 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2810 mm | 2770 mm |
| Fuel Consumption Overall | 7.4 L/100km | 11 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
