2007 GMC Sierra vs. 2007 Porsche 911
To start off, both 2007 GMC Sierra and 2007 Porsche 911 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP @ 6600 RPM) has 5 more horse power than 2007 GMC Sierra. (345 HP @ 5200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2007 GMC Sierra.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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, 2007 GMC Sierra (515 Nm @ 4000 RPM) has 115 more torque (in Nm) than 2007 Porsche 911. (400 Nm @ 4600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2007 GMC Sierra has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Sierra | 2007 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 2007 | 2007 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5998 cc | 3822 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 345 HP | 350 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 515 Nm | 400 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 102 mm | 99 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5850 mm | 4430 mm |
| Vehicle Width | 2000 mm | 1810 mm |
| Vehicle Height | 1910 mm | 1310 mm |
| Wheelbase Size | 3650 mm | 2360 mm |
| Fuel Consumption Overall | 15.8 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 98 L | 64 L |
