1999 Alfa Romeo 146 vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 146. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 146 would be higher. At 5,326 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 142 more horse power than 1999 Alfa Romeo 146. (153 HP @ 6400 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1999 Alfa Romeo 146. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1384 kg more than 1999 Alfa Romeo 146. 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 1999 Alfa Romeo 146. 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 (454 Nm @ 4000 RPM) has 267 more torque (in Nm) than 1999 Alfa Romeo 146. (187 Nm @ 3500 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 146.
Compare all specifications:
| 1999 Alfa Romeo 146 | 2006 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 146 | Sierra |
| Year Released | 1999 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 5326 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 153 HP | 295 HP |
| Engine RPM | 6400 RPM | 5200 RPM |
| Torque | 187 Nm | 454 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 83.1 mm | 96 mm |
| Engine Stroke Size | 91.1 mm | 92 mm |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 2659 kg |
| Vehicle Length | 4240 mm | 6330 mm |
| Vehicle Width | 1720 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2550 mm | 4010 mm |
| Fuel Consumption | 6.6 L/100km | 12.4 L/100km |
| Fuel Consumption City | 8.7 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 13.6 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 61 L | 129 L |
