1954 Bristol 405 vs. 2007 Porsche Cayman
To start off, 2007 Porsche Cayman is newer by 53 year(s). Which means there will be less support and parts availability for 1954 Bristol 405. In addition, the cost of maintenance, including insurance, on 1954 Bristol 405 would be higher. At 2,686 cc, 2007 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayman (245 HP @ 6500 RPM) has 145 more horse power than 1954 Bristol 405. (100 HP @ 5000 RPM) In normal driving conditions, 2007 Porsche Cayman should accelerate faster than 1954 Bristol 405. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayman weights approximately 175 kg more than 1954 Bristol 405. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Porsche Cayman (273 Nm @ 4600 RPM) has 121 more torque (in Nm) than 1954 Bristol 405. (152 Nm @ 3750 RPM). This means 2007 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 1954 Bristol 405.
Compare all specifications:
| 1954 Bristol 405 | 2007 Porsche Cayman | |
| Make | Bristol | Porsche |
| Model | 405 | Cayman |
| Year Released | 1954 | 2007 |
| Engine Position | Front | Middle |
| Engine Size | 1970 cc | 2686 cc |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 245 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 152 Nm | 273 Nm |
| Torque RPM | 3750 RPM | 4600 RPM |
| Engine Bore Size | 66 mm | 86 mm |
| Engine Stroke Size | 96 mm | 78 mm |
| Engine Compression Ratio | 8.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 169 km/hour | 258 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1240 kg | 1415 kg |
| Vehicle Length | 4820 mm | 4350 mm |
| Vehicle Width | 1730 mm | 1310 mm |
| Vehicle Height | 1470 mm | 1810 mm |
| Wheelbase Size | 2900 mm | 2420 mm |
| Fuel Tank Capacity | 72 L | 64 L |
