2005 GMC Sierra vs. 1978 Porsche 924
To start off, 2005 GMC Sierra is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Porsche 924. In addition, the cost of maintenance, including insurance, on 1978 Porsche 924 would be higher. At 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (340 HP @ 5200 RPM) has 170 more horse power than 1978 Porsche 924. (170 HP @ 5500 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1978 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1165 kg more than 1978 Porsche 924. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1978 Porsche 924. In wet, icy, snow, or gravel driving conditions, 2005 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 GMC Sierra (516 Nm @ 4000 RPM) has 271 more torque (in Nm) than 1978 Porsche 924. (245 Nm @ 3500 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 924. 2005 GMC Sierra has automatic transmission and 1978 Porsche 924 has manual transmission. 1978 Porsche 924 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 GMC Sierra | 1978 Porsche 924 | |
| Make | GMC | Porsche |
| Model | Sierra | 924 |
| Year Released | 2005 | 1978 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5964 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 170 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 516 Nm | 245 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 102 mm | 86.6 mm |
| Engine Stroke Size | 92 mm | 84.4 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 2345 kg | 1180 kg |
| Vehicle Length | 5740 mm | 4220 mm |
| Vehicle Width | 2000 mm | 1660 mm |
| Vehicle Height | 1910 mm | 1270 mm |
| Wheelbase Size | 3650 mm | 2410 mm |
