2006 Alfa Romeo 159 vs. 2009 BMW 650
To start off, 2009 BMW 650 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 159 would be higher. 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 204 more horse power than 2006 Alfa Romeo 159. (158 HP @ 6500 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2006 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 159 weights approximately 170 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, 2006 Alfa Romeo 159, 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 300 more torque (in Nm) than 2006 Alfa Romeo 159. (190 Nm @ 4500 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 159.
Compare all specifications:
| 2006 Alfa Romeo 159 | 2009 BMW 650 | |
| Make | Alfa Romeo | BMW |
| Model | 159 | 650 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 362 HP |
| Engine RPM | 6500 RPM | 6300 RPM |
| Torque | 190 Nm | 490 Nm |
| Torque RPM | 4500 RPM | 3400 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 212 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 5.7 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1555 kg | 1385 kg |
| Vehicle Length | 4670 mm | 4830 mm |
| Vehicle Width | 1830 mm | 1380 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2710 mm | 2790 mm |
| Fuel Consumption Overall | 8.7 L/100km | 8.6 L/100km |
