1991 Alfa Romeo 33 vs. 2001 Porsche 911
To start off, 2001 Porsche 911 is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 33 would be higher. At 3,596 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (315 HP @ 6800 RPM) has 228 more horse power than 1991 Alfa Romeo 33. (87 HP @ 6000 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 1991 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2001 Porsche 911 weights approximately 500 kg more than 1991 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alfa Romeo 33. In wet, icy, snow, or gravel driving conditions, 2001 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, 2001 Porsche 911 (371 Nm @ 4250 RPM) has 258 more torque (in Nm) than 1991 Alfa Romeo 33. (113 Nm @ 4500 RPM). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 33.
Compare all specifications:
| 1991 Alfa Romeo 33 | 2001 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 33 | 911 |
| Year Released | 1991 | 2001 |
| Engine Position | Front | Rear |
| Engine Size | 1351 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 87 HP | 315 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 113 Nm | 371 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Bore Size | 80 mm | 96 mm |
| Engine Stroke Size | 67.2 mm | 82.8 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 985 kg | 1485 kg |
| Vehicle Length | 4210 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1770 mm |
| Vehicle Height | 1360 mm | 1320 mm |
| Wheelbase Size | 2480 mm | 2360 mm |
| Fuel Tank Capacity | 50 L | 64 L |
