2008 Alfa Romeo 147 vs. 2006 GMC Sierra
To start off, 2008 Alfa Romeo 147 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 4,293 cc (6 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (195 HP @ 4600 RPM) has 82 more horse power than 2008 Alfa Romeo 147. (113 HP @ 4000 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2008 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 972 kg more than 2008 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 GMC Sierra (353 Nm @ 2800 RPM) has 78 more torque (in Nm) than 2008 Alfa Romeo 147. (275 Nm @ 2000 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 147.
Compare all specifications:
| 2008 Alfa Romeo 147 | 2006 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 147 | Sierra |
| Year Released | 2008 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 4293 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 113 HP | 195 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 275 Nm | 353 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Engine Compression Ratio | 18.4:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1345 kg | 2317 kg |
| Vehicle Length | 4180 mm | 5710 mm |
| Vehicle Width | 1740 mm | 2000 mm |
| Vehicle Height | 1450 mm | 1810 mm |
| Wheelbase Size | 2550 mm | 3380 mm |
| Fuel Consumption Overall | 5.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 60 L | 129 L |
