2004 GMC Envoy vs. 1977 Porsche 930
To start off, 2004 GMC Envoy is newer by 27 year(s). Which means there will be less support and parts availability for 1977 Porsche 930. In addition, the cost of maintenance, including insurance, on 1977 Porsche 930 would be higher. At 4,160 cc (6 cylinders), 2004 GMC Envoy is equipped with a bigger engine. In terms of performance, 2004 GMC Envoy (271 HP @ 6000 RPM) has 14 more horse power than 1977 Porsche 930. (257 HP @ 5500 RPM). In normal driving conditions, 2004 GMC Envoy should accelerate faster than 1977 Porsche 930. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Envoy weights approximately 870 kg more than 1977 Porsche 930. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1977 Porsche 930. In wet, icy, snow, or gravel driving conditions, 2004 GMC Envoy 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 Envoy (374 Nm @ 3600 RPM) has 31 more torque (in Nm) than 1977 Porsche 930. (343 Nm @ 3000 RPM). This means 2004 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1977 Porsche 930. 2004 GMC Envoy has automatic transmission and 1977 Porsche 930 has manual transmission. 1977 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 GMC Envoy | 1977 Porsche 930 | |
| Make | GMC | Porsche |
| Model | Envoy | 930 |
| Year Released | 2004 | 1977 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4160 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 271 HP | 257 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 374 Nm | 343 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 95 mm |
| Engine Stroke Size | 102 mm | 70.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2010 kg | 1140 kg |
| Vehicle Length | 4870 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1780 mm |
| Vehicle Height | 1780 mm | 1320 mm |
| Wheelbase Size | 2880 mm | 2510 mm |
