1999 GMC Sierra vs. 2010 Porsche 911
To start off, 2010 Porsche 911 is newer by 11 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 4,293 cc (6 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 2010 Porsche 911 (450 HP @ 7900 RPM) has 253 more horse power than 1999 GMC Sierra. (197 HP @ 4600 RPM) In normal driving conditions, 2010 Porsche 911 should accelerate faster than 1999 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 405 kg more than 2010 Porsche 911.
Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2010 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1999 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, 2010 Porsche 911 (429 Nm @ 6750 RPM) has 77 more torque (in Nm) than 1999 GMC Sierra. (352 Nm @ 2800 RPM). This means 2010 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sierra.
Compare all specifications:
| 1999 GMC Sierra | 2010 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 1999 | 2010 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4293 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 197 HP | 450 HP |
| Engine RPM | 4600 RPM | 7900 RPM |
| Torque | 352 Nm | 429 Nm |
| Torque RPM | 2800 RPM | 6750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1775 kg | 1370 kg |
| Vehicle Length | 5170 mm | 4491 mm |
| Vehicle Width | 2000 mm | 1852 mm |
| Vehicle Height | 1810 mm | 1280 mm |
| Wheelbase Size | 3030 mm | 2360 mm |
