2006 BMW 523 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW 523. In addition, the cost of maintenance, including insurance, on 2006 BMW 523 would be higher. At 3,600 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (345 HP @ 6500 RPM) has 170 more horse power than 2006 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2006 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 355 kg more than 2011 Porsche 911.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 2006 BMW 523. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 Porsche 911 (390 Nm @ 4400 RPM) has 160 more torque (in Nm) than 2006 BMW 523. (230 Nm @ 3500 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 523.
Compare all specifications:
| 2006 BMW 523 | 2011 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 523 | 911 |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 3600 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 345 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 230 Nm | 390 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1480 kg |
| Vehicle Length | 4850 mm | 4460 mm |
| Vehicle Width | 1850 mm | 1852 mm |
| Vehicle Height | 1470 mm | 1311 mm |
| Wheelbase Size | 2890 mm | 2350 mm |
| Fuel Tank Capacity | 70 L | 67 L |
