1990 Alfa Romeo 33 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo 33 would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 341 more horse power than 1990 Alfa Romeo 33. (104 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1990 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 620 kg more than 1990 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Alfa Romeo 33. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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 Porsche 911 (620 Nm @ 3500 RPM) has 484 more torque (in Nm) than 1990 Alfa Romeo 33. (136 Nm @ 4900 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo 33.
Compare all specifications:
| 1990 Alfa Romeo 33 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 33 | 911 |
| Year Released | 1990 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1490 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 104 HP | 445 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 136 Nm | 620 Nm |
| Torque RPM | 4900 RPM | 3500 RPM |
| Engine Bore Size | 78.1 mm | 100 mm |
| Engine Stroke Size | 82 mm | 76.4 mm |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 970 kg | 1590 kg |
| Vehicle Length | 4080 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1840 mm |
| Vehicle Height | 1360 mm | 1300 mm |
| Wheelbase Size | 2480 mm | 2360 mm |
