1975 Porsche 911 vs. 2009 BMW 630
To start off, 2009 BMW 630 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Porsche 911. In addition, the cost of maintenance, including insurance, on 1975 Porsche 911 would be higher. At 2,996 cc (6 cylinders), 2009 BMW 630 is equipped with a bigger engine. In terms of performance, 2009 BMW 630 (268 HP @ 6700 RPM) has 8 more horse power than 1975 Porsche 911. (260 HP @ 5500 RPM) In normal driving conditions, 2009 BMW 630 should accelerate faster than 1975 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 630 weights approximately 623 kg more than 1975 Porsche 911. 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, 1975 Porsche 911 (343 Nm @ 4000 RPM) has 23 more torque (in Nm) than 2009 BMW 630. (320 Nm @ 2750 RPM). This means 1975 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 630. 2009 BMW 630 has automatic transmission and 1975 Porsche 911 has manual transmission. 1975 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1975 Porsche 911 | 2009 BMW 630 | |
| Make | Porsche | BMW |
| Model | 911 | 630 |
| Year Released | 1975 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 2994 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 260 HP | 268 HP |
| Engine RPM | 5500 RPM | 6700 RPM |
| Torque | 343 Nm | 320 Nm |
| Torque RPM | 4000 RPM | 2750 RPM |
| Engine Bore Size | 95.1 mm | 85 mm |
| Engine Stroke Size | 70.4 mm | 88 mm |
| Engine Compression Ratio | 6.5:1 | 12.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1195 kg | 1818 kg |
| Vehicle Length | 4300 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1380 mm |
| Wheelbase Size | 2270 mm | 2790 mm |
| Fuel Tank Capacity | 79 L | 70 L |
