2007 BMW 650 vs. 2009 Audi A3
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 650. In addition, the cost of maintenance, including insurance, on 2007 BMW 650 would be higher. At 4,799 cc (8 cylinders), 2007 BMW 650 is equipped with a bigger engine. In terms of performance, 2007 BMW 650 (363 HP @ 6300 RPM) has 215 more horse power than 2009 Audi A3. (148 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 650 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 650 weights approximately 290 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 2007 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 2007 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2007 BMW 650 (490 Nm @ 3400 RPM) has 290 more torque (in Nm) than 2009 Audi A3. (200 Nm @ 3500 RPM). This means 2007 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2007 BMW 650 | 2009 Audi A3 | |
| Make | BMW | Audi |
| Model | 650 | A3 |
| Year Released | 2007 | 2009 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 363 HP | 148 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 490 Nm | 200 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Compression Ratio | 10.5:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.4 seconds | 9.1 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1640 kg | 1350 kg |
| Vehicle Length | 4830 mm | 4220 mm |
| Vehicle Width | 1380 mm | 1770 mm |
| Vehicle Height | 1860 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2580 mm |
| Fuel Tank Capacity | 70 L | 55 L |
