1986 Alfa Romeo 33 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo 33 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 329 more horse power than 1986 Alfa Romeo 33. (116 HP @ 5800 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1986 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 630 kg more than 1986 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Porsche 911 (620 Nm) has 470 more torque (in Nm) than 1986 Alfa Romeo 33. (150 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo 33.
Compare all specifications:
| 1986 Alfa Romeo 33 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 33 | 911 |
| Year Released | 1986 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1717 cc | 3605 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 116 HP | 445 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 150 Nm | 620 Nm |
| Engine Bore Size | 87.1 mm | 100 mm |
| Engine Stroke Size | 72 mm | 76 mm |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 960 kg | 1590 kg |
| Vehicle Length | 4020 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1300 mm |
| Wheelbase Size | 2460 mm | 2360 mm |
| Fuel Tank Capacity | 50 L | 63 L |
