2007 Audi A3 vs. 2008 Audi A6
To start off, 2008 Audi A6 is newer by 1 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 3,187 cc (6 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (247 HP @ 6300 RPM) has 109 more horse power than 2008 Audi A6. (138 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 290 kg more than 2008 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A3 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, 2007 Audi A3 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, both vehicles can yield 320 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 Audi A3 | 2008 Audi A6 | |
| Make | Audi | Audi |
| Model | A3 | A6 |
| Year Released | 2007 | 2008 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3187 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 138 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 320 Nm |
| Torque RPM | 8200 RPM | 1750 RPM |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 95.9 mm | 95.5 mm |
| Engine Compression Ratio | 11.3:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 227 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 8.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1565 kg | 1275 kg |
| Vehicle Length | 4290 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 9.9 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
