1979 BMW 633 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 30 year(s). Which means there will be less support and parts availability for 1979 BMW 633. In addition, the cost of maintenance, including insurance, on 1979 BMW 633 would be higher. At 3,596 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (316 HP @ 6800 RPM) has 122 more horse power than 1979 BMW 633. (194 HP @ 5500 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1979 BMW 633. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 633 weights approximately 175 kg more than 2009 Porsche 911.
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, 2009 Porsche 911 (370 Nm @ 4250 RPM) has 85 more torque (in Nm) than 1979 BMW 633. (285 Nm @ 4300 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 633.
Compare all specifications:
| 1979 BMW 633 | 2009 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 633 | 911 |
| Year Released | 1979 | 2009 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3210 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 194 HP | 316 HP |
| Engine RPM | 5500 RPM | 6800 RPM |
| Torque | 285 Nm | 370 Nm |
| Torque RPM | 4300 RPM | 4250 RPM |
| Engine Bore Size | 89 mm | 96 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.3:1 | 11.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1295 kg |
| Vehicle Length | 4760 mm | 4440 mm |
| Vehicle Width | 1760 mm | 1310 mm |
| Vehicle Height | 1390 mm | 1780 mm |
| Wheelbase Size | 2640 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
