1997 Alfa Romeo Spider vs. 1991 Porsche 911
To start off, 1997 Alfa Romeo Spider is newer by 6 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 89 more horse power than 1997 Alfa Romeo Spider. (139 HP @ 6200 RPM) In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1997 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1997 Alfa Romeo Spider weights approximately 210 kg more than 1991 Porsche 911.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 100 more torque (in Nm) than 1997 Alfa Romeo Spider. (186 Nm @ 4000 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo Spider.
Compare all specifications:
| 1997 Alfa Romeo Spider | 1991 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Spider | 911 |
| Year Released | 1997 | 1991 |
| Body Type | Roadster | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 1970 cc | 3163 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 139 HP | 228 HP |
| Engine RPM | 6200 RPM | 5900 RPM |
| Torque | 186 Nm | 286 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1385 kg | 1175 kg |
| Vehicle Length | 4290 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1660 mm |
| Vehicle Height | 1320 mm | 1260 mm |
