2004 Alfa Romeo 156 vs. 2004 BMW 525
To start off, both 2004 Alfa Romeo 156 and 2004 BMW 525 were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,494 cc (6 cylinders), 2004 BMW 525 is equipped with a bigger engine. In terms of performance, 2004 BMW 525 (193 HP @ 6100 RPM) has 45 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2004 BMW 525 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 525 weights approximately 71 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 2004 BMW 525. 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 55 more torque (in Nm) than 2004 BMW 525. (245 Nm @ 3500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 525.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2004 BMW 525 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 525 |
| Year Released | 2004 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 193 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 300 Nm | 245 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 75 mm |
| Engine Compression Ratio | 18.5:1 | 10.5:1 |
| Acceleration 0-100mph | 10.5 seconds | 8.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1656 kg |
| Vehicle Length | 4450 mm | 4810 mm |
| Vehicle Width | 1770 mm | 1810 mm |
| Vehicle Height | 1480 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2730 mm |
| Fuel Consumption Overall | 7.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 50 L | 70 L |
