2009 BMW M3 vs. 2008 Porsche 911
To start off, 2009 BMW M3 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Porsche 911. In addition, the cost of maintenance, including insurance, on 2008 Porsche 911 would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 64 more horse power than 2008 Porsche 911. (350 HP @ 6600 RPM). In normal driving conditions, 2009 BMW M3 should accelerate faster than 2008 Porsche 911.
Because 2008 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, 2008 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, both vehicles can yield 400 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2008 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. 2008 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW M3 | 2008 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M3 | 911 |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Rear |
| Engine Size | 3999 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 350 HP |
| Engine RPM | 8300 RPM | 6600 RPM |
| Torque | 400 Nm | 400 Nm |
| Torque RPM | 3900 RPM | 4600 RPM |
| Engine Bore Size | 92.1 mm | 99 mm |
| Engine Stroke Size | 75.2 mm | 82.8 mm |
| Engine Compression Ratio | 12.0:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 4.7 seconds | 4.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4590 mm | 4430 mm |
| Vehicle Width | 1450 mm | 1860 mm |
| Vehicle Height | 1760 mm | 1310 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 11.9 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
