1979 Alfa Romeo Alfa 6 vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1979 Alfa Romeo Alfa 6 would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 163 more horse power than 1979 Alfa Romeo Alfa 6. (158 HP @ 5800 RPM) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1979 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 800 kg more than 1979 Alfa Romeo Alfa 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Alfa Romeo Alfa 6. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (370 Nm @ 4000 RPM) has 150 more torque (in Nm) than 1979 Alfa Romeo Alfa 6. (220 Nm @ 4000 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Alfa Romeo Alfa 6. 2005 GMC Sierra has automatic transmission and 1979 Alfa Romeo Alfa 6 has manual transmission. 1979 Alfa Romeo Alfa 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1979 Alfa Romeo Alfa 6 | 2005 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | Alfa 6 | Sierra |
| Year Released | 1979 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 158 HP | 321 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 220 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1470 kg | 2270 kg |
| Vehicle Length | 4690 mm | 5790 mm |
| Vehicle Width | 1690 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2520 mm | 3650 mm |
| Fuel Consumption Overall | 5.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 72 L | 117 L |
