1976 BMW 630 vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 32 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 3,600 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (473 HP @ 6000 RPM) has 300 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche 911 weights approximately 197 kg more than 1976 BMW 630. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1976 BMW 630. In wet, icy, snow, or gravel driving conditions, 2008 Porsche 911 will offer significantly more control. 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, 2008 Porsche 911 (620 Nm @ 1950 RPM) has 369 more torque (in Nm) than 1976 BMW 630. (251 Nm @ 4500 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 1976 BMW 630 | 2008 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 630 | 911 |
| Year Released | 1976 | 2008 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2986 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 473 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 251 Nm | 620 Nm |
| Torque RPM | 4500 RPM | 1950 RPM |
| Engine Bore Size | 89 mm | 100 mm |
| Engine Stroke Size | 80 mm | 76.4 mm |
| Engine Compression Ratio | 8.0:1 | 9.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1458 kg | 1655 kg |
| Vehicle Length | 4760 mm | 4440 mm |
| Vehicle Width | 1760 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2630 mm | 2360 mm |
