2004 Alfa Romeo 156 vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 180 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 311 kg more than 2004 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 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 645 (450 Nm @ 3600 RPM) has 150 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
2004 Alfa Romeo 156 | 2006 BMW 645 | |
Make | Alfa Romeo | BMW |
Model | 156 | 645 |
Year Released | 2004 | 2006 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 1910 cc | 4398 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 148 HP | 328 HP |
Engine RPM | 4000 RPM | 6100 RPM |
Torque | 300 Nm | 450 Nm |
Torque RPM | 2000 RPM | 3600 RPM |
Engine Bore Size | 82 mm | 92 mm |
Engine Stroke Size | 90.4 mm | 83 mm |
Engine Compression Ratio | 18.5:1 | 10.0:1 |
Fuel Type | Diesel | Gasoline |
Top Speed | 200 km/hour | 250 km/hour |
Acceleration 0-100mph | 10.5 seconds | 6.1 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1525 kg | 1836 kg |
Vehicle Width | 1750 mm | 1860 mm |
Vehicle Height | 1460 mm | 1380 mm |
Wheelbase Size | 2600 mm | 2790 mm |
Fuel Consumption Overall | 6.8 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 63 L | 70 L |