2004 BMW 630 vs. 2003 Porsche 996
To start off, 2004 BMW 630 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Porsche 996. In addition, the cost of maintenance, including insurance, on 2003 Porsche 996 would be higher. At 3,596 cc (6 cylinders), 2003 Porsche 996 is equipped with a bigger engine. In terms of performance, 2003 Porsche 996 (317 HP @ 6800 RPM) has 63 more horse power than 2004 BMW 630. (254 HP @ 6600 RPM) In normal driving conditions, 2003 Porsche 996 should accelerate faster than 2004 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 291 kg more than 2003 Porsche 996.
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, 2003 Porsche 996 (370 Nm @ 4250 RPM) has 70 more torque (in Nm) than 2004 BMW 630. (300 Nm @ 2500 RPM). This means 2003 Porsche 996 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 630.
Compare all specifications:
| 2004 BMW 630 | 2003 Porsche 996 | |
| Make | BMW | Porsche |
| Model | 630 | 996 |
| Year Released | 2004 | 2003 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2983 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 317 HP |
| Engine RPM | 6600 RPM | 6800 RPM |
| Torque | 300 Nm | 370 Nm |
| Torque RPM | 2500 RPM | 4250 RPM |
| Engine Bore Size | 85 mm | 96 mm |
| Engine Stroke Size | 88 mm | 82.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1776 kg | 1485 kg |
| Vehicle Length | 4830 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
