2011 Porsche 911 vs. 2009 BMW 318
To start off, 2011 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW 318. In addition, the cost of maintenance, including insurance, on 2009 BMW 318 would be higher. At 3,800 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (500 HP @ 6000 RPM) has 359 more horse power than 2009 BMW 318. (141 HP @ 6000 RPM). In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2009 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche 911 weights approximately 270 kg more than 2009 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW 318. 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 (650 Nm @ 1950 RPM) has 449 more torque (in Nm) than 2009 BMW 318. (201 Nm @ 3750 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 318. 2009 BMW 318 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 318 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 Porsche 911 | 2009 BMW 318 | |
| Make | Porsche | BMW |
| Model | 911 | 318 |
| Year Released | 2011 | 2009 |
| Body Type | Coupe | Hatchback |
| Engine Position | Rear | Front |
| Engine Size | 3800 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 141 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 650 Nm | 201 Nm |
| Torque RPM | 1950 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1645 kg | 1375 kg |
| Vehicle Length | 4478 mm | 4270 mm |
| Vehicle Width | 1852 mm | 1760 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2350 mm | 2730 mm |
| Fuel Tank Capacity | 67 L | 63 L |
