1997 AC Cobra vs. 1991 Porsche 911
To start off, 1997 AC Cobra 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 4,942 cc (8 cylinders), 1997 AC Cobra is equipped with a bigger engine. In terms of performance, 1997 AC Cobra (365 HP @ 5750 RPM) has 137 more horse power than 1991 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 1997 AC Cobra should accelerate faster than 1991 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 911 weights approximately 149 kg more than 1997 AC Cobra.
Let's talk about torque, 1997 AC Cobra (579 Nm @ 4500 RPM) has 293 more torque (in Nm) than 1991 Porsche 911. (286 Nm @ 4800 RPM). This means 1997 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 1997 AC Cobra | 1991 Porsche 911 | |
| Make | AC | Porsche |
| Model | Cobra | 911 |
| Year Released | 1997 | 1991 |
| Body Type | Roadster | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 4942 cc | 3163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 365 HP | 228 HP |
| Engine RPM | 5750 RPM | 5900 RPM |
| Torque | 579 Nm | 286 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1026 kg | 1175 kg |
| Vehicle Length | 4210 mm | 4300 mm |
| Vehicle Width | 1750 mm | 1660 mm |
| Vehicle Height | 1210 mm | 1260 mm |
