2007 Alfa Romeo 159 vs. 2006 BMW 545
To start off, 2007 Alfa Romeo 159 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 545. In addition, the cost of maintenance, including insurance, on 2006 BMW 545 would be higher. At 4,396 cc (8 cylinders), 2006 BMW 545 is equipped with a bigger engine. In terms of performance, 2006 BMW 545 (328 HP @ 6100 RPM) has 72 more horse power than 2007 Alfa Romeo 159. (256 HP @ 6200 RPM) In normal driving conditions, 2006 BMW 545 should accelerate faster than 2007 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 159 weights approximately 10 kg more than 2006 BMW 545.
Because 2007 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 545. In wet, icy, snow, or gravel driving conditions, 2007 Alfa Romeo 159 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, 2006 BMW 545 (450 Nm @ 3600 RPM) has 128 more torque (in Nm) than 2007 Alfa Romeo 159. (322 Nm @ 4500 RPM). This means 2006 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 159. 2006 BMW 545 has automatic transmission and 2007 Alfa Romeo 159 has manual transmission. 2007 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 545 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alfa Romeo 159 | 2006 BMW 545 | |
| Make | Alfa Romeo | BMW |
| Model | 159 | 545 |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 4396 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 328 HP |
| Engine RPM | 6200 RPM | 6100 RPM |
| Torque | 322 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 7 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1845 kg | 1835 kg |
| Vehicle Length | 4670 mm | 4850 mm |
| Vehicle Width | 1830 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2710 mm | 2890 mm |
| Fuel Consumption | 8.5 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
