2008 GMC Sierra vs. 1998 Porsche 911
To start off, 2008 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 1998 Porsche 911. In addition, the cost of maintenance, including insurance, on 1998 Porsche 911 would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 1998 Porsche 911 (443 HP @ 6000 RPM) has 90 more horse power than 2008 GMC Sierra. (353 HP @ 5400 RPM) In normal driving conditions, 1998 Porsche 911 should accelerate faster than 2008 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 979 kg more than 1998 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 1998 Porsche 911 (583 Nm @ 4500 RPM) has 77 more torque (in Nm) than 2008 GMC Sierra. (506 Nm @ 4400 RPM). This means 1998 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Sierra. 2008 GMC Sierra has automatic transmission and 1998 Porsche 911 has manual transmission. 1998 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 GMC Sierra | 1998 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Sierra | 911 |
| Year Released | 2008 | 1998 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5999 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 353 HP | 443 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 506 Nm | 583 Nm |
| Torque RPM | 4400 RPM | 4500 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2435 kg | 1456 kg |
| Vehicle Length | 6340 mm | 4270 mm |
| Vehicle Width | 2040 mm | 1800 mm |
| Vehicle Height | 1950 mm | 1270 mm |
| Wheelbase Size | 4010 mm | 2280 mm |
| Fuel Tank Capacity | 129 L | 92 L |
