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 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 64 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 740 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.
Let's talk about torque, 2004 GMC Sierra (488 Nm) has 199 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 | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 236 HP | 300 HP |
| Torque | 289 Nm | 488 Nm |
| Engine Bore Size | 93 mm | 102.1 mm |
| Engine Stroke Size | 78 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1542 kg | 2282 kg |
| Vehicle Length | 4730 mm | 5650 mm |
| Vehicle Width | 1810 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1890 mm |
| Wheelbase Size | 2710 mm | 3380 mm |
| Fuel Tank Capacity | 69 L | 129 L |
