1975 Alfa Romeo Spider vs. 2001 Porsche 911
To start off, 2001 Porsche 911 is newer by 26 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo Spider 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 183 more horse power than 1975 Alfa Romeo Spider. (132 HP @ 5400 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 1975 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2001 Porsche 911 weights approximately 445 kg more than 1975 Alfa Romeo Spider. 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 1975 Alfa Romeo Spider. 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 190 more torque (in Nm) than 1975 Alfa Romeo Spider. (181 Nm @ 4000 RPM). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo Spider.
Compare all specifications:
| 1975 Alfa Romeo Spider | 2001 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Spider | 911 |
| Year Released | 1975 | 2001 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 132 HP | 315 HP |
| Engine RPM | 5400 RPM | 6800 RPM |
| Torque | 181 Nm | 371 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 88.5 mm | 82.8 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1040 kg | 1485 kg |
| Vehicle Length | 4130 mm | 4440 mm |
| Vehicle Width | 1640 mm | 1770 mm |
| Vehicle Height | 1300 mm | 1320 mm |
| Wheelbase Size | 2260 mm | 2360 mm |
