1977 Ford Cortina vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Ford Cortina. In addition, the cost of maintenance, including insurance, on 1977 Ford Cortina would be higher. At 6,000 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (364 HP @ 5400 RPM) has 278 more horse power than 1977 Ford Cortina. (86 HP @ 5300 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 1977 Ford Cortina. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1549 kg more than 1977 Ford Cortina. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1977 Ford Cortina. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Sierra (506 Nm @ 4400 RPM) has 366 more torque (in Nm) than 1977 Ford Cortina. (140 Nm @ 3500 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Ford Cortina. 2009 GMC Sierra has automatic transmission and 1977 Ford Cortina has manual transmission. 1977 Ford Cortina will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Ford Cortina | 2009 GMC Sierra | |
| Make | Ford | GMC |
| Model | Cortina | Sierra |
| Year Released | 1977 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 6000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 364 HP |
| Engine RPM | 5300 RPM | 5400 RPM |
| Torque | 140 Nm | 506 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Vehicle Weight | 1110 kg | 2659 kg |
| Vehicle Length | 4380 mm | 5710 mm |
| Vehicle Width | 1710 mm | 2040 mm |
| Vehicle Height | 1340 mm | 1940 mm |
| Wheelbase Size | 2580 mm | 3380 mm |
