2007 Alfa Romeo 156 vs. 2007 GMC Sierra
To start off, both 2007 Alfa Romeo 156 and 2007 GMC Sierra were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (345 HP @ 5200 RPM) has 197 more horse power than 2007 Alfa Romeo 156. (148 HP @ 6300 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2007 Alfa Romeo 156.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 156. 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 (515 Nm @ 4000 RPM) has 333 more torque (in Nm) than 2007 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2007 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 156 | Sierra |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5998 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 345 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 182 Nm | 515 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 102 mm |
| Engine Stroke Size | 91 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4440 mm | 5850 mm |
| Vehicle Width | 1750 mm | 2000 mm |
| Vehicle Height | 1440 mm | 1910 mm |
| Wheelbase Size | 2600 mm | 3650 mm |
| Fuel Consumption Overall | 8.7 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 63 L | 98 L |
