2003 Alfa Romeo 156 vs. 2004 BMW 330
To start off, 2004 BMW 330 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,983 cc (6 cylinders), 2004 BMW 330 is equipped with a bigger engine. In terms of performance, 2004 BMW 330 (225 HP @ 7400 RPM) has 51 more horse power than 2003 Alfa Romeo 156. (174 HP @ 4000 RPM) In normal driving conditions, 2004 BMW 330 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 330 weights approximately 30 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 Alfa Romeo 156 (385 Nm) has 85 more torque (in Nm) than 2004 BMW 330. (300 Nm). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 330.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 BMW 330 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 330 |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2983 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 174 HP | 225 HP |
| Engine RPM | 4000 RPM | 7400 RPM |
| Torque | 385 Nm | 300 Nm |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 90 mm |
| Engine Compression Ratio | 18.5:1 | 10.2:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1460 kg | 1490 kg |
| Vehicle Length | 4440 mm | 4480 mm |
| Vehicle Width | 1750 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2550 mm | 2730 mm |
| Fuel Consumption Overall | 6.6 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
