1973 Chevrolet Impala vs. 2006 Porsche Cayman
To start off, 2006 Porsche Cayman is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Impala would be higher. At 4,097 cc (6 cylinders), 1973 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayman (242 HP @ 6500 RPM) has 132 more horse power than 1973 Chevrolet Impala. (110 HP @ 3800 RPM) In normal driving conditions, 2006 Porsche Cayman should accelerate faster than 1973 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1973 Chevrolet Impala weights approximately 415 kg more than 2006 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, 2006 Porsche Cayman (273 Nm @ 4600 RPM) has 22 more torque (in Nm) than 1973 Chevrolet Impala. (251 Nm @ 1600 RPM). This means 2006 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 1973 Chevrolet Impala.
Compare all specifications:
| 1973 Chevrolet Impala | 2006 Porsche Cayman | |
| Make | Chevrolet | Porsche |
| Model | Impala | Cayman |
| Year Released | 1973 | 2006 |
| Engine Position | Front | Middle |
| Engine Size | 4097 cc | 2686 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 110 HP | 242 HP |
| Engine RPM | 3800 RPM | 6500 RPM |
| Torque | 251 Nm | 273 Nm |
| Torque RPM | 1600 RPM | 4600 RPM |
| Engine Bore Size | 98.3 mm | 85.5 mm |
| Engine Stroke Size | 89.6 mm | 78 mm |
| Engine Compression Ratio | 8.5:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1715 kg | 1300 kg |
| Vehicle Length | 5600 mm | 4350 mm |
| Vehicle Width | 2030 mm | 1810 mm |
| Vehicle Height | 1370 mm | 1310 mm |
| Wheelbase Size | 3100 mm | 2420 mm |
