2006 BMW X3 vs. 1972 Porsche 911
To start off, 2006 BMW X3 is newer by 34 year(s). Which means there will be less support and parts availability for 1972 Porsche 911. In addition, the cost of maintenance, including insurance, on 1972 Porsche 911 would be higher. At 2,978 cc (6 cylinders), 2006 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (228 HP @ 5900 RPM) has 18 more horse power than 1972 Porsche 911. (210 HP @ 6300 RPM). In normal driving conditions, 2006 BMW X3 should accelerate faster than 1972 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 779 kg more than 1972 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2006 BMW X3 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, 2006 BMW X3 (300 Nm @ 3500 RPM) has 45 more torque (in Nm) than 1972 Porsche 911. (255 Nm @ 5100 RPM). This means 2006 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1972 Porsche 911.
Compare all specifications:
| 2006 BMW X3 | 1972 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X3 | 911 |
| Year Released | 2006 | 1972 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2978 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 228 HP | 210 HP |
| Engine RPM | 5900 RPM | 6300 RPM |
| Torque | 300 Nm | 255 Nm |
| Torque RPM | 3500 RPM | 5100 RPM |
| Engine Bore Size | 84 mm | 90 mm |
| Engine Stroke Size | 89.6 mm | 70.4 mm |
| Engine Compression Ratio | 10.0:1 | 8.5:1 |
| Top Speed | 210 km/hour | 241 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1056 kg |
| Vehicle Length | 4570 mm | 4110 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1680 mm | 1330 mm |
| Wheelbase Size | 2800 mm | 2280 mm |
| Fuel Tank Capacity | 67 L | 85 L |
