1965 AC 427 vs. 2008 Porsche Cayman
To start off, 2008 Porsche Cayman is newer by 43 year(s). Which means there will be less support and parts availability for 1965 AC 427. In addition, the cost of maintenance, including insurance, on 1965 AC 427 would be higher. At 6,997 cc (8 cylinders), 1965 AC 427 is equipped with a bigger engine. In terms of performance, 1965 AC 427 (410 HP @ 4000 RPM) has 119 more horse power than 2008 Porsche Cayman. (291 HP @ 6250 RPM). In normal driving conditions, 1965 AC 427 should accelerate faster than 2008 Porsche Cayman. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayman weights approximately 18 kg more than 1965 AC 427.
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, 1965 AC 427 (652 Nm @ 3700 RPM) has 312 more torque (in Nm) than 2008 Porsche Cayman. (340 Nm @ 4400 RPM). This means 1965 AC 427 will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche Cayman. 1965 AC 427 has automatic transmission and 2008 Porsche Cayman has manual transmission. 2008 Porsche Cayman will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1965 AC 427 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1965 AC 427 | 2008 Porsche Cayman | |
| Make | AC | Porsche |
| Model | 427 | Cayman |
| Year Released | 1965 | 2008 |
| Engine Position | Front | Middle |
| Engine Size | 6997 cc | 3386 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 410 HP | 291 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 652 Nm | 340 Nm |
| Torque RPM | 3700 RPM | 4400 RPM |
| Engine Bore Size | 107.7 mm | 96 mm |
| Engine Stroke Size | 96 mm | 78 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1397 kg | 1415 kg |
| Vehicle Length | 4430 mm | 4350 mm |
| Vehicle Width | 1710 mm | 1810 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2440 mm | 2420 mm |
| Fuel Tank Capacity | 81 L | 64 L |
