2005 Alfa Romeo 156 vs. 1977 BMW 732
To start off, 2005 Alfa Romeo 156 is newer by 28 year(s). Which means there will be less support and parts availability for 1977 BMW 732. In addition, the cost of maintenance, including insurance, on 1977 BMW 732 would be higher. At 3,210 cc (6 cylinders), 1977 BMW 732 is equipped with a bigger engine. In terms of performance, 1977 BMW 732 (194 HP @ 5500 RPM) has 46 more horse power than 2005 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 1977 BMW 732 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 45 kg more than 1977 BMW 732.
Because 2005 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 732. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Alfa Romeo 156 (310 Nm @ 2000 RPM) has 20 more torque (in Nm) than 1977 BMW 732. (290 Nm @ 4300 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 732.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1977 BMW 732 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 732 |
| Year Released | 2005 | 1977 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3210 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 194 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 310 Nm | 290 Nm |
| Torque RPM | 2000 RPM | 4300 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 18.5:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1540 kg |
| Vehicle Width | 1750 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2600 mm | 2800 mm |
| Fuel Tank Capacity | 50 L | 52 L |
