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, 2005 Porsche 911 (445 HP @ 5700 RPM) has 31 more horse power than 2009 BMW M3. (414 HP @ 8300 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2009 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 60 kg more than 2009 BMW M3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (620 Nm @ 3500 RPM) has 220 more torque (in Nm) than 2009 BMW M3. (400 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. 2005 Porsche 911 has automatic transmission and 2009 BMW M3 has manual transmission. 2009 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW M3 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M3 | 911 |
| Year Released | 2009 | 2005 |
| 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 | 445 HP |
| Engine RPM | 8300 RPM | 5700 RPM |
| Torque | 400 Nm | 620 Nm |
| Torque RPM | 3900 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 100 mm |
| Engine Stroke Size | 75.2 mm | 76.4 mm |
| Engine Compression Ratio | 12.0:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 307 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 4.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1530 kg | 1590 kg |
| Vehicle Length | 4590 mm | 4440 mm |
| Vehicle Width | 1450 mm | 1840 mm |
| Vehicle Height | 1760 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 12.4 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
