2008 GMC Envoy vs. 2005 Porsche 911
To start off, 2008 GMC Envoy is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 4,161 cc (6 cylinders), 2008 GMC Envoy is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 4250 RPM) has 31 more horse power than 2008 GMC Envoy. (285 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2008 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Envoy weights approximately 646 kg more than 2005 Porsche 911.
Because 2008 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2005 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 GMC Envoy (374 Nm @ 4600 RPM) has 4 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2008 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2008 GMC Envoy | 2005 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Envoy | 911 |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4161 cc | 3595 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 285 HP | 316 HP |
| Engine RPM | 6000 RPM | 4250 RPM |
| Torque | 374 Nm | 370 Nm |
| Torque RPM | 4600 RPM | 4250 RPM |
| Engine Compression Ratio | 10.3:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2141 kg | 1495 kg |
| Vehicle Length | 4870 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1780 mm |
| Vehicle Height | 1830 mm | 1310 mm |
| Wheelbase Size | 2880 mm | 2360 mm |
| Fuel Consumption Overall | 13.2 L/100km | 11 L/100km |
| Fuel Tank Capacity | 83 L | 64 L |
