2007 Audi A4 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. 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 55 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 435 kg more than 2009 Audi A6.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (331 Nm @ 3250 RPM) has 51 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2009 Audi A6 has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 252 HP |
| Engine RPM | 5100 RPM | 6500 RPM |
| Torque | 280 Nm | 331 Nm |
| Torque RPM | 1800 RPM | 3250 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 235 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.6 seconds | 6.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1975 kg | 1540 kg |
| Vehicle Length | 4580 mm | 4920 mm |
| Vehicle Width | 1400 mm | 2020 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2850 mm |
| Fuel Consumption Overall | 7.8 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
