2007 Alfa Romeo 166 vs. 2004 GMC Sierra
To start off, 2007 Alfa Romeo 166 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,963 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (325 HP) has 89 more horse power than 2007 Alfa Romeo 166. (236 HP) In normal driving conditions, 2004 GMC Sierra should accelerate faster than 2007 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 734 kg more than 2007 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 GMC Sierra (502 Nm) has 213 more torque (in Nm) than 2007 Alfa Romeo 166. (289 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 166.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2004 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 166 | Sierra |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 5963 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 236 HP | 325 HP |
| Torque | 289 Nm | 502 Nm |
| Engine Bore Size | 93.1 mm | 102 mm |
| Engine Stroke Size | 78 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1540 kg | 2274 kg |
| Vehicle Length | 4730 mm | 5790 mm |
| Vehicle Width | 1810 mm | 2130 mm |
| Vehicle Height | 1420 mm | 1880 mm |
| Wheelbase Size | 2710 mm | 3650 mm |
| Fuel Consumption Overall | 12.5 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 69 L | 102 L |
