2005 Porsche 911 vs. 2013 BMW 3 Series
To start off, 2013 BMW 3 Series is newer by 8 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 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, both vehicles can yield 316 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. 2013 BMW 3 Series weights approximately 265 kg more than 2005 Porsche 911.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2013 BMW 3 Series. 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, 2013 BMW 3 Series (450 Nm @ 1500 RPM) has 80 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2013 BMW 3 Series will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2005 Porsche 911 | 2013 BMW 3 Series | |
| Make | Porsche | BMW |
| Model | 911 | 3 Series |
| Year Released | 2005 | 2013 |
| Body Type | Coupe | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 316 HP | 316 HP |
| Engine RPM | 6800 RPM | 5900 RPM |
| Torque | 370 Nm | 450 Nm |
| Torque RPM | 4250 RPM | 1500 RPM |
| Engine Bore Size | 96.1 mm | 84 mm |
| Engine Stroke Size | 82.8 mm | 89 mm |
| Engine Compression Ratio | 11.3:1 | 10.2 :1 |
| Acceleration 0-100mph | 5.6 seconds | 5.5 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1550 kg | 1815 kg |
| Vehicle Length | 4440 mm | 4620 mm |
| Vehicle Width | 1840 mm | 1961 mm |
| Vehicle Height | 1300 mm | 1370 mm |
| Wheelbase Size | 2360 mm | 2760 mm |
| Fuel Consumption Highway | 8.9 L/100km | 7.7 L/100km |
| Fuel Consumption City | 18.2 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 64 L | 61 L |
