1992 Alfa Romeo 155 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 13 year(s). Which means there will be less support and parts availability for 1992 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1992 Alfa Romeo 155 would be higher. At 3,605 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 6000 RPM) has 325 more horse power than 1992 Alfa Romeo 155. (120 HP @ 6300 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1992 Alfa Romeo 155.
Let's talk about torque, 2005 Porsche 911 (620 Nm) has 468 more torque (in Nm) than 1992 Alfa Romeo 155. (152 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1992 Alfa Romeo 155.
Compare all specifications:
| 1992 Alfa Romeo 155 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 155 | 911 |
| Year Released | 1992 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1598 cc | 3605 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 120 HP | 445 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 152 Nm | 620 Nm |
| Engine Bore Size | 82 mm | 100 mm |
| Engine Stroke Size | 75.7 mm | 76 mm |
| Engine Compression Ratio | 10.3:1 | 9.4:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4450 mm | 4440 mm |
| Vehicle Width | 1740 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2550 mm | 2360 mm |
| Fuel Tank Capacity | 63 L | 63 L |
