2005 GMC Sierra vs. 1992 Porsche 928
To start off, 2005 GMC Sierra is newer by 13 year(s). Which means there will be less support and parts availability for 1992 Porsche 928. In addition, the cost of maintenance, including insurance, on 1992 Porsche 928 would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 1992 Porsche 928 (346 HP) has 46 more horse power than 2005 GMC Sierra. (300 HP) In normal driving conditions, 1992 Porsche 928 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 949 kg more than 1992 Porsche 928.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1992 Porsche 928 (500 Nm) has 11 more torque (in Nm) than 2005 GMC Sierra. (489 Nm). This means 1992 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 1992 Porsche 928 | |
| Make | GMC | Porsche |
| Model | Sierra | 928 |
| Year Released | 2005 | 1992 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 5396 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 346 HP |
| Torque | 489 Nm | 500 Nm |
| Engine Bore Size | 102 mm | 100 mm |
| Engine Stroke Size | 92 mm | 85.9 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2569 kg | 1620 kg |
| Vehicle Length | 6270 mm | 4450 mm |
| Vehicle Width | 2030 mm | 1840 mm |
| Vehicle Height | 1940 mm | 1320 mm |
| Wheelbase Size | 4010 mm | 2510 mm |
| Fuel Tank Capacity | 129 L | 86 L |
