2003 GMC Sierra vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 10 year(s). Which means there will be less support and parts availability for 2003 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2003 GMC Sierra would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (395 HP @ 7400 RPM) has 74 more horse power than 2003 GMC Sierra. (321 HP @ 5000 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2003 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 805 kg more than 2013 Porsche 911.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2013 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2003 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, 2013 Porsche 911 (441 Nm @ 5600 RPM) has 71 more torque (in Nm) than 2003 GMC Sierra. (370 Nm @ 4000 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sierra.
Compare all specifications:
| 2003 GMC Sierra | 2013 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 2003 | 2013 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 321 HP | 395 HP |
| Engine RPM | 5000 RPM | 7400 RPM |
| Torque | 370 Nm | 441 Nm |
| Torque RPM | 4000 RPM | 5600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2270 kg | 1465 kg |
| Vehicle Length | 5790 mm | 4491 mm |
| Vehicle Width | 2000 mm | 1978 mm |
| Vehicle Height | 1850 mm | 1292 mm |
| Wheelbase Size | 3650 mm | 2450 mm |
