1971 Alfa Romeo Spider vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo Spider would be higher. At 3,822 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (350 HP @ 6600 RPM) has 261 more horse power than 1971 Alfa Romeo Spider. (89 HP @ 6000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1971 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 490 kg more than 1971 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2004 Porsche 911 (408 Nm) has 287 more torque (in Nm) than 1971 Alfa Romeo Spider. (121 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 Alfa Romeo Spider.
Compare all specifications:
| 1971 Alfa Romeo Spider | 2004 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Spider | 911 |
| Year Released | 1971 | 2004 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1287 cc | 3822 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 89 HP | 350 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 121 Nm | 408 Nm |
| Engine Bore Size | 80 mm | 99 mm |
| Engine Stroke Size | 67.5 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 1470 kg |
| Vehicle Length | 4130 mm | 4440 mm |
| Vehicle Width | 1640 mm | 1810 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2260 mm | 2360 mm |
