2004 Alfa Romeo 156 vs. 1983 BMW 325
To start off, 2004 Alfa Romeo 156 is newer by 21 year(s). Which means there will be less support and parts availability for 1983 BMW 325. In addition, the cost of maintenance, including insurance, on 1983 BMW 325 would be higher. At 2,494 cc (6 cylinders), 1983 BMW 325 is equipped with a bigger engine. In terms of performance, 1983 BMW 325 (171 HP @ 5800 RPM) has 23 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 1983 BMW 325 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 450 kg more than 1983 BMW 325.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 1983 BMW 325. 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 78 more torque (in Nm) than 1983 BMW 325. (222 Nm @ 4000 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 325.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1983 BMW 325 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 325 |
| Year Released | 2004 | 1983 |
| Body Type | Sedan | Sedan |
| 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 | 2 valves |
| Horse Power | 148 HP | 171 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 300 Nm | 222 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 18.5:1 | 9.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1135 kg |
| Vehicle Length | 4450 mm | 4330 mm |
| Vehicle Width | 1770 mm | 1650 mm |
| Vehicle Height | 1480 mm | 1390 mm |
| Wheelbase Size | 2600 mm | 2580 mm |
| Fuel Tank Capacity | 50 L | 70 L |
