1973 AC 428 vs. 2013 Porsche Cayman
To start off, 2013 Porsche Cayman is newer by 40 year(s). Which means there will be less support and parts availability for 1973 AC 428. In addition, the cost of maintenance, including insurance, on 1973 AC 428 would be higher. At 7,002 cc (8 cylinders), 1973 AC 428 is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayman (316 HP @ 7200 RPM) has 18 more horse power than 1973 AC 428. (298 HP @ 4600 RPM) In normal driving conditions, 2013 Porsche Cayman should accelerate faster than 1973 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 1973 AC 428 weights approximately 80 kg more than 2013 Porsche Cayman.
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, 1973 AC 428 (639 Nm @ 2800 RPM) has 269 more torque (in Nm) than 2013 Porsche Cayman. (370 Nm @ 4750 RPM). This means 1973 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2013 Porsche Cayman.
Compare all specifications:
| 1973 AC 428 | 2013 Porsche Cayman | |
| Make | AC | Porsche |
| Model | 428 | Cayman |
| Year Released | 1973 | 2013 |
| Engine Position | Front | Rear |
| Engine Size | 7002 cc | 3400 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 316 HP |
| Engine RPM | 4600 RPM | 7200 RPM |
| Torque | 639 Nm | 370 Nm |
| Torque RPM | 2800 RPM | 4750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1350 kg |
| Vehicle Length | 4430 mm | 4347 mm |
| Vehicle Width | 1710 mm | 1801 mm |
| Vehicle Height | 1310 mm | 1306 mm |
| Wheelbase Size | 2450 mm | 2415 mm |
