2004 GMC Sierra vs. 1988 Porsche 928
To start off, 2004 GMC Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1988 Porsche 928. In addition, the cost of maintenance, including insurance, on 1988 Porsche 928 would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (340 HP @ 5200 RPM) has 33 more horse power than 1988 Porsche 928. (307 HP @ 5900 RPM). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1988 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 815 kg more than 1988 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1988 Porsche 928. 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, 2004 GMC Sierra (516 Nm @ 4000 RPM) has 108 more torque (in Nm) than 1988 Porsche 928. (408 Nm @ 4100 RPM). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1988 Porsche 928.
Compare all specifications:
| 2004 GMC Sierra | 1988 Porsche 928 | |
| Make | GMC | Porsche |
| Model | Sierra | 928 |
| Year Released | 2004 | 1988 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 4664 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 307 HP |
| Engine RPM | 5200 RPM | 5900 RPM |
| Torque | 516 Nm | 408 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Bore Size | 102 mm | 97 mm |
| Engine Stroke Size | 92 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 2345 kg | 1530 kg |
| Vehicle Length | 5740 mm | 4450 mm |
| Vehicle Width | 2000 mm | 1840 mm |
| Vehicle Height | 1910 mm | 1290 mm |
| Wheelbase Size | 3650 mm | 2510 mm |
