2004 Alfa Romeo 156 vs. 2010 BMW 120
To start off, 2010 BMW 120 is newer by 6 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 1,993 cc (4 cylinders), 2010 BMW 120 is equipped with a bigger engine. In terms of performance, 2010 BMW 120 (168 HP @ 6700 RPM) has 20 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2010 BMW 120 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 140 kg more than 2010 BMW 120.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2010 BMW 120. 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, 2004 Alfa Romeo 156 (300 Nm @ 2000 RPM) has 90 more torque (in Nm) than 2010 BMW 120. (210 Nm @ 4250 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW 120.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2010 BMW 120 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 120 |
| Year Released | 2004 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 4000 RPM | 6700 RPM |
| Torque | 300 Nm | 210 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 90 mm |
| Engine Compression Ratio | 18.5:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 200 km/hour | 220 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 8.4 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 | 1385 kg |
| Vehicle Width | 1750 mm | 1420 mm |
| Vehicle Height | 1460 mm | 1760 mm |
| Wheelbase Size | 2600 mm | 2670 mm |
| Fuel Consumption Overall | 6.8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 63 L | 53 L |
