2002 GMC Envoy vs. 1981 Porsche 911
To start off, 2002 GMC Envoy is newer by 21 year(s). Which means there will be less support and parts availability for 1981 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 4,160 cc (6 cylinders), 2002 GMC Envoy is equipped with a bigger engine. In terms of performance, 2002 GMC Envoy (271 HP @ 6000 RPM) has 39 more horse power than 1981 Porsche 911. (232 HP @ 5900 RPM). In normal driving conditions, 2002 GMC Envoy should accelerate faster than 1981 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2002 GMC Envoy weights approximately 756 kg more than 1981 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2002 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, 2002 GMC Envoy (373 Nm @ 3600 RPM) has 89 more torque (in Nm) than 1981 Porsche 911. (284 Nm @ 4800 RPM). This means 2002 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 911. 2002 GMC Envoy has automatic transmission and 1981 Porsche 911 has manual transmission. 1981 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 GMC Envoy | 1981 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Envoy | 911 |
| Year Released | 2002 | 1981 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4160 cc | 3164 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 271 HP | 232 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 373 Nm | 284 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Engine Bore Size | 93 mm | 95 mm |
| Engine Stroke Size | 102 mm | 74.4 mm |
| Top Speed | 209 km/hour | 246 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2016 kg | 1260 kg |
| Vehicle Length | 5280 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1660 mm |
| Vehicle Height | 1780 mm | 1330 mm |
| Wheelbase Size | 2880 mm | 2270 mm |
| Fuel Tank Capacity | 83 L | 80 L |
