2004 BMW 645 vs. 2006 Porsche Cayman
To start off, 2006 Porsche Cayman is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 33 more horse power than 2006 Porsche Cayman. (295 HP @ 6250 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2006 Porsche Cayman. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 275 kg more than 2006 Porsche Cayman. 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, 2004 BMW 645 (450 Nm @ 3600 RPM) has 110 more torque (in Nm) than 2006 Porsche Cayman. (340 Nm @ 4400 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Cayman. 2006 Porsche Cayman has automatic transmission and 2004 BMW 645 has manual transmission. 2004 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Porsche Cayman will be easier to drive especially in heavy traffic.
Compare all specifications:
2004 BMW 645 | 2006 Porsche Cayman | |
Make | BMW | Porsche |
Model | 645 | Cayman |
Year Released | 2004 | 2006 |
Body Type | Coupe | Coupe |
Engine Position | Front | Middle |
Engine Size | 4398 cc | 3392 cc |
Engine Type | V | boxer |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 328 HP | 295 HP |
Engine RPM | 6100 RPM | 6250 RPM |
Torque | 450 Nm | 340 Nm |
Torque RPM | 3600 RPM | 4400 RPM |
Engine Bore Size | 92 mm | 96 mm |
Engine Stroke Size | 82.7 mm | 78 mm |
Engine Compression Ratio | 10.0:1 | 11.1:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Top Speed | 250 km/hour | 275 km/hour |
Acceleration 0-100mph | 5.6 seconds | 5.7 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1690 kg | 1415 kg |
Vehicle Length | 4830 mm | 4380 mm |
Vehicle Width | 1860 mm | 1810 mm |
Vehicle Height | 1380 mm | 1310 mm |
Wheelbase Size | 2830 mm | 2420 mm |
Fuel Consumption Overall | 12 L/100km | 10.6 L/100km |
Fuel Tank Capacity | 70 L | 74 L |