2009 BMW 523 vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 BMW 523. In addition, the cost of maintenance, including insurance, on 2009 BMW 523 would be higher. At 3,800 cc (6 cylinders), 2013 Porsche 911 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (523 HP @ 6250 RPM) has 348 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche 911 weights approximately 139 kg more than 2009 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 523 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2013 Porsche 911, being front wheel drive (FWD), will offer much better control with better grip. 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, 2013 Porsche 911 (700 Nm @ 4250 RPM) has 470 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523. 2013 Porsche 911 has automatic transmission and 2009 BMW 523 has manual transmission. 2009 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 523 | 2013 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 523 | 911 |
| Year Released | 2009 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 523 HP |
| Engine RPM | 5800 RPM | 6250 RPM |
| Torque | 230 Nm | 700 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Compression Ratio | 11.0:1 | 9.8 : 1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 8.5 seconds | 3.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1664 kg |
| Vehicle Width | 1470 mm | 1852 mm |
| Vehicle Height | 1850 mm | 1300 mm |
| Wheelbase Size | 2890 mm | 2350 mm |
