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 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (300 HP @ 4400 RPM) has 182 more horse power than 2008 Alfa Romeo 147. (118 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 1090 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 (488 Nm @ 4000 RPM) has 208 more torque (in Nm) than 2008 Alfa Romeo 147. (280 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 | 1910 cc | 5965 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 118 HP | 300 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 280 Nm | 488 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1345 kg | 2435 kg |
| Vehicle Length | 4230 mm | 6570 mm |
| Vehicle Width | 1740 mm | 2030 mm |
| Vehicle Height | 1450 mm | 1960 mm |
| Wheelbase Size | 2550 mm | 4250 mm |
| Fuel Consumption Overall | 5.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 60 L | 129 L |
