2009 Audi A3 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A3. In addition, the cost of maintenance, including insurance, on 2009 Audi A3 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 316 more horse power than 2009 Audi A3. (123 HP @ 6000 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 875 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 2009 Audi A3. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 451 more torque (in Nm) than 2009 Audi A3. (200 Nm @ 1500 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2013 BMW 7 Series | |
| Make | Audi | BMW |
| Model | A3 | 7 Series |
| Year Released | 2009 | 2013 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1390 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 439 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 200 Nm | 651 Nm |
| Torque RPM | 1500 RPM | 4500 RPM |
| Engine Compression Ratio | 12.5:1 | 10.0 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 203 km/hour | 240 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 4.6 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1302 kg | 2177 kg |
| Vehicle Length | 4250 mm | 5214 mm |
| Vehicle Width | 1770 mm | 2134 mm |
| Vehicle Height | 1430 mm | 1481 mm |
| Wheelbase Size | 2580 mm | 3210 mm |
| Fuel Tank Capacity | 55 L | 80 L |
