2009 BMW M3 vs. 2005 Porsche 911
To start off, 2009 BMW M3 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, both vehicles can yield 414 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 420 kg more than 2009 BMW M3.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW M3. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 159 more torque (in Nm) than 2009 BMW M3. (401 Nm @ 3900 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M3.
Compare all specifications:
| 2009 BMW M3 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M3 | 911 |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3999 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 414 HP |
| Engine RPM | 8300 RPM | 6000 RPM |
| Torque | 401 Nm | 560 Nm |
| Torque RPM | 3900 RPM | 2700 RPM |
| Engine Bore Size | 92 mm | 100 mm |
| Engine Stroke Size | 75.2 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 305 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 4.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1740 kg |
| Vehicle Length | 4620 mm | 4440 mm |
| Vehicle Width | 1400 mm | 1840 mm |
| Vehicle Height | 1810 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 12.3 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
