2002 Alfa Romeo 156 vs. 1991 BMW 730
To start off, 2002 Alfa Romeo 156 is newer by 11 year(s). Which means there will be less support and parts availability for 1991 BMW 730. In addition, the cost of maintenance, including insurance, on 1991 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1991 BMW 730 is equipped with a bigger engine. In terms of performance, 2002 Alfa Romeo 156 (189 HP @ 6300 RPM) has 4 more horse power than 1991 BMW 730. (185 HP @ 5800 RPM). In normal driving conditions, 2002 Alfa Romeo 156 should accelerate faster than 1991 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 730 weights approximately 170 kg more than 2002 Alfa Romeo 156.
Because 1991 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2002 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 BMW 730 (260 Nm @ 4000 RPM) has 42 more torque (in Nm) than 2002 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 1991 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 156.
Compare all specifications:
| 2002 Alfa Romeo 156 | 1991 BMW 730 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 730 |
| Year Released | 2002 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2986 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 189 HP | 185 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 218 Nm | 260 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 89 mm |
| Engine Stroke Size | 68.3 mm | 80 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1600 kg |
| Vehicle Length | 4440 mm | 4920 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2840 mm |
| Fuel Tank Capacity | 63 L | 90 L |
