2007 GMC Sierra vs. 1979 Porsche 930
To start off, 2007 GMC Sierra is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Porsche 930. In addition, the cost of maintenance, including insurance, on 1979 Porsche 930 would be higher. At 5,357 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (315 HP @ 5200 RPM) has 19 more horse power than 1979 Porsche 930. (296 HP @ 5500 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1979 Porsche 930. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1135 kg more than 1979 Porsche 930. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Porsche 930. 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 (458 Nm @ 4400 RPM) has 27 more torque (in Nm) than 1979 Porsche 930. (431 Nm @ 4000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Porsche 930. 2007 GMC Sierra has automatic transmission and 1979 Porsche 930 has manual transmission. 1979 Porsche 930 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 | 1979 Porsche 930 | |
| Make | GMC | Porsche |
| Model | Sierra | 930 |
| Year Released | 2007 | 1979 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5357 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 315 HP | 296 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 458 Nm | 431 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Compression Ratio | 9.4:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2435 kg | 1300 kg |
| Vehicle Length | 6320 mm | 4300 mm |
| Vehicle Width | 2040 mm | 1780 mm |
| Vehicle Height | 1880 mm | 1320 mm |
| Wheelbase Size | 4010 mm | 2510 mm |
