2001 Alfa Romeo 156 vs. 2007 BMW 320
To start off, 2007 BMW 320 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 156 would be higher. At 1,994 cc (4 cylinders), 2007 BMW 320 is equipped with a bigger engine. In terms of performance, 2007 BMW 320 (148 HP @ 6200 RPM) has 35 more horse power than 2001 Alfa Romeo 156. (113 HP @ 6200 RPM) In normal driving conditions, 2007 BMW 320 should accelerate faster than 2001 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 320 weights approximately 165 kg more than 2001 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, 2007 BMW 320 (200 Nm @ 3600 RPM) has 56 more torque (in Nm) than 2001 Alfa Romeo 156. (144 Nm @ 4500 RPM). This means 2007 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 156.
Compare all specifications:
| 2001 Alfa Romeo 156 | 2007 BMW 320 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 320 |
| Year Released | 2001 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 148 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 144 Nm | 200 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 75.6 mm | 90 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1395 kg |
| Vehicle Length | 4440 mm | 4530 mm |
| Vehicle Width | 1750 mm | 1430 mm |
| Vehicle Height | 1420 mm | 1880 mm |
| Wheelbase Size | 2600 mm | 2770 mm |
| Fuel Tank Capacity | 63 L | 60 L |
