2006 Alfa Romeo 156 vs. 2007 BMW 645
To start off, 2007 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 156 would be higher. At 4,398 cc (8 cylinders), 2007 BMW 645 is equipped with a bigger engine. In terms of performance, 2007 BMW 645 (328 HP @ 6100 RPM) has 139 more horse power than 2006 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2007 BMW 645 should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 645 weights approximately 230 kg more than 2006 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 645 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 645. However, in wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 156, 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 645 (450 Nm @ 3600 RPM) has 232 more torque (in Nm) than 2006 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2007 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156.
Compare all specifications:
2006 Alfa Romeo 156 | 2007 BMW 645 | |
Make | Alfa Romeo | BMW |
Model | 156 | 645 |
Year Released | 2006 | 2007 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2492 cc | 4398 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 189 HP | 328 HP |
Engine RPM | 6300 RPM | 6100 RPM |
Torque | 218 Nm | 450 Nm |
Torque RPM | 5000 RPM | 3600 RPM |
Engine Bore Size | 88 mm | 92 mm |
Engine Stroke Size | 68.3 mm | 82.7 mm |
Engine Compression Ratio | 10.3:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Top Speed | 230 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.3 seconds | 6.1 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 | 1585 kg | 1815 kg |
Vehicle Length | 4440 mm | 4830 mm |
Vehicle Width | 1750 mm | 1860 mm |
Vehicle Height | 1440 mm | 1380 mm |
Wheelbase Size | 2600 mm | 2790 mm |
Fuel Consumption Overall | 11.8 L/100km | 13 L/100km |
Fuel Tank Capacity | 63 L | 70 L |