1985 AC Cobra vs. 1999 Porsche 911
To start off, 1999 Porsche 911 is newer by 14 year(s). Which means there will be less support and parts availability for 1985 AC Cobra. In addition, the cost of maintenance, including insurance, on 1985 AC Cobra would be higher. At 4,942 cc (8 cylinders), 1985 AC Cobra is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6000 RPM) has 94 more horse power than 1985 AC Cobra. (320 HP @ 5700 RPM) In normal driving conditions, 1999 Porsche 911 should accelerate faster than 1985 AC Cobra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Porsche 911 weights approximately 365 kg more than 1985 AC Cobra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1985 AC Cobra. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 Porsche 911 (560 Nm @ 2700 RPM) has 38 more torque (in Nm) than 1985 AC Cobra. (522 Nm @ 3750 RPM). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1985 AC Cobra.
Compare all specifications:
| 1985 AC Cobra | 1999 Porsche 911 | |
| Make | AC | Porsche |
| Model | Cobra | 911 |
| Year Released | 1985 | 1999 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4942 cc | 3595 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 320 HP | 414 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 522 Nm | 560 Nm |
| Torque RPM | 3750 RPM | 2700 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1175 kg | 1540 kg |
| Vehicle Length | 4210 mm | 4440 mm |
| Vehicle Width | 1750 mm | 1840 mm |
| Vehicle Height | 1210 mm | 1300 mm |
| Wheelbase Size | 2300 mm | 2360 mm |
| Fuel Tank Capacity | 80 L | 64 L |
