2004 GMC Sierra vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (456 HP) has 156 more horse power than 2004 GMC Sierra. (300 HP) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1215 kg more than 2005 Porsche 911.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2004 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, 2005 Porsche 911 (620 Nm) has 131 more torque (in Nm) than 2004 GMC Sierra. (489 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Sierra.
Compare all specifications:
| 2004 GMC Sierra | 2005 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 2004 | 2005 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5965 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 456 HP |
| Torque | 489 Nm | 620 Nm |
| Engine Bore Size | 102 mm | 100 mm |
| Engine Stroke Size | 92 mm | 76.4 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2730 kg | 1515 kg |
| Vehicle Length | 6030 mm | 4460 mm |
| Vehicle Width | 2030 mm | 1840 mm |
| Vehicle Height | 1940 mm | 1280 mm |
| Wheelbase Size | 4250 mm | 2360 mm |
| Fuel Tank Capacity | 129 L | 89 L |
