2007 GMC Sierra vs. 1979 Saab 900
To start off, 2007 GMC Sierra is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Saab 900. In addition, the cost of maintenance, including insurance, on 1979 Saab 900 would be higher. At 6,172 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (403 HP @ 5700 RPM) has 260 more horse power than 1979 Saab 900. (143 HP @ 5000 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1979 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1228 kg more than 1979 Saab 900. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Saab 900. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (565 Nm @ 4300 RPM) has 329 more torque (in Nm) than 1979 Saab 900. (236 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Saab 900. 2007 GMC Sierra has automatic transmission and 1979 Saab 900 has manual transmission. 1979 Saab 900 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Sierra | 1979 Saab 900 | |
| Make | GMC | Saab |
| Model | Sierra | 900 |
| Year Released | 2007 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 6172 cc | 1985 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 403 HP | 143 HP |
| Engine RPM | 5700 RPM | 5000 RPM |
| Torque | 565 Nm | 236 Nm |
| Torque RPM | 4300 RPM | 3000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2478 kg | 1250 kg |
| Vehicle Length | 5850 mm | 4750 mm |
| Vehicle Width | 2040 mm | 1700 mm |
| Vehicle Height | 1880 mm | 1380 mm |
| Wheelbase Size | 3650 mm | 2530 mm |
