2009 Audi A6 vs. 2007 Audi A3
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 A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 3,122 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (252 HP @ 6500 RPM) has 113 more horse power than 2007 Audi A3. (139 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 420 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A3. 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 10 more torque (in Nm) than 2007 Audi A3. (320 Nm @ 1750 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3. 2009 Audi A6 has automatic transmission and 2007 Audi A3 has manual transmission. 2007 Audi A3 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:
| 2009 Audi A6 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A6 | A3 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3122 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 139 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 320 Nm |
| Torque RPM | 3250 RPM | 1750 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 95.5 mm |
| Engine Compression Ratio | 12.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 243 km/hour | 207 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 9.7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1030 kg | 1450 kg |
| Vehicle Length | 4920 mm | 4290 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2580 mm |
| Fuel Consumption Overall | 15.5 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
