2007 Audi A3 vs. 2009 BMW 650
To start off, 2009 BMW 650 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 4,797 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 165 more horse power than 2007 Audi A3. (197 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 70 kg more than 2009 BMW 650.
Because 2009 BMW 650 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A3, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 650 (490 Nm @ 3400 RPM) has 210 more torque (in Nm) than 2007 Audi A3. (280 Nm @ 1800 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2009 BMW 650 | |
| Make | Audi | BMW |
| Model | A3 | 650 |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4797 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 362 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 280 Nm | 490 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 234 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7 seconds | 5.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1340 kg |
| Vehicle Length | 4290 mm | 4830 mm |
| Vehicle Width | 1430 mm | 1380 mm |
| Vehicle Height | 1770 mm | 1860 mm |
| Wheelbase Size | 2580 mm | 2790 mm |
| Fuel Consumption Overall | 9 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
