2009 Audi A4 vs. 2009 BMW 650
To start off, both 2009 Audi A4 and 2009 BMW 650 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 175 more horse power than 2009 Audi A4. (187 HP @ 3500 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 230 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, 2009 Audi A4, 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 (491 Nm @ 3900 RPM) has 91 more torque (in Nm) than 2009 Audi A4. (400 Nm @ 1400 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 BMW 650 has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 650 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2009 BMW 650 | |
| Make | Audi | BMW |
| Model | A4 | 650 |
| Year Released | 2009 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2697 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 362 HP |
| Engine RPM | 3500 RPM | 6300 RPM |
| Torque | 400 Nm | 491 Nm |
| Torque RPM | 1400 RPM | 3900 RPM |
| Engine Bore Size | 82.6 mm | 92 mm |
| Engine Stroke Size | 84.1 mm | 82.7 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.3 seconds | 5.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1415 kg |
| Vehicle Length | 4710 mm | 4830 mm |
| Vehicle Width | 1830 mm | 1380 mm |
| Vehicle Height | 1440 mm | 1860 mm |
| Wheelbase Size | 2810 mm | 2790 mm |
| Fuel Consumption Overall | 6.5 L/100km | 7 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
