2009 GMC Sierra vs. 2005 Porsche 911
To start off, 2009 GMC Sierra 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 5,999 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 133 more horse power than 2009 GMC Sierra. (312 HP @ 4400 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2009 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 304 kg more than 2005 Porsche 911.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Sierra. 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 114 more torque (in Nm) than 2009 GMC Sierra. (506 Nm @ 4400 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Sierra. 2009 GMC Sierra has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 GMC Sierra | 2005 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 2009 | 2005 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5999 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 312 HP | 445 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Torque | 506 Nm | 620 Nm |
| Torque RPM | 4400 RPM | 3500 RPM |
| Engine Compression Ratio | 10.8:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1894 kg | 1590 kg |
| Vehicle Length | 6580 mm | 4440 mm |
| Vehicle Width | 2440 mm | 1840 mm |
| Vehicle Height | 1940 mm | 1300 mm |
| Wheelbase Size | 4250 mm | 2360 mm |
| Fuel Consumption Overall | 11.8 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 129 L | 64 L |
