1985 Porsche 911 vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1985 Porsche 911. In addition, the cost of maintenance, including insurance, on 1985 Porsche 911 would be higher. At 5,300 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (315 HP @ 5200 RPM) has 87 more horse power than 1985 Porsche 911. (228 HP @ 5900 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1985 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1101 kg more than 1985 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2011 GMC Sierra (454 Nm @ 4000 RPM) has 168 more torque (in Nm) than 1985 Porsche 911. (286 Nm @ 4800 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1985 Porsche 911. 2011 GMC Sierra has automatic transmission and 1985 Porsche 911 has manual transmission. 1985 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 Porsche 911 | 2011 GMC Sierra | |
| Make | Porsche | GMC |
| Model | 911 | Sierra |
| Year Released | 1985 | 2011 |
| Body Type | Coupe | Pickup |
| Engine Position | Rear | Front |
| Engine Size | 3164 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 228 HP | 315 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 286 Nm | 454 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed shiftable automatic |
| Vehicle Weight | 1210 kg | 2311 kg |
| Vehicle Length | 4300 mm | 5847 mm |
| Vehicle Width | 1660 mm | 2032 mm |
| Vehicle Height | 1330 mm | 1875 mm |
| Wheelbase Size | 2280 mm | 3645 mm |
| Fuel Tank Capacity | 80 L | 98 L |
