2002 Alfa Romeo 156 vs. 2007 BMW 320
To start off, 2007 BMW 320 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2002 Alfa Romeo 156 would be higher. At 3,177 cc (6 cylinders), 2002 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2002 Alfa Romeo 156 (247 HP @ 6000 RPM) has 99 more horse power than 2007 BMW 320. (148 HP @ 6200 RPM). In normal driving conditions, 2002 Alfa Romeo 156 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2002 Alfa Romeo 156 weights approximately 35 kg more than 2007 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 Alfa Romeo 156 (305 Nm @ 4800 RPM) has 105 more torque (in Nm) than 2007 BMW 320. (200 Nm @ 3600 RPM). This means 2002 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320.
Compare all specifications:
| 2002 Alfa Romeo 156 | 2007 BMW 320 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 320 |
| Year Released | 2002 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 148 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 305 Nm | 200 Nm |
| Torque RPM | 4800 RPM | 3600 RPM |
| Engine Bore Size | 93 mm | 84 mm |
| Engine Stroke Size | 78 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 220 km/hour |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1395 kg |
| Vehicle Length | 4450 mm | 4530 mm |
| Vehicle Width | 1750 mm | 1430 mm |
| Vehicle Height | 1420 mm | 1880 mm |
| Wheelbase Size | 2610 mm | 2770 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
