1999 Alfa Romeo 146 vs. 2006 Pontiac Grand Prix
To start off, 2006 Pontiac Grand Prix 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 3,786 cc (6 cylinders), 2006 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2006 Pontiac Grand Prix (260 HP @ 5200 RPM) has 112 more horse power than 1999 Alfa Romeo 146. (148 HP @ 6300 RPM) In normal driving conditions, 2006 Pontiac Grand Prix should accelerate faster than 1999 Alfa Romeo 146. With that said, vehicle weight also plays an important factor in acceleration. 2006 Pontiac Grand Prix weights approximately 132 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 193 more torque (in Nm) than 1999 Alfa Romeo 146. (187 Nm @ 2800 RPM). This means 2006 Pontiac Grand Prix 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 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | 146 | Grand Prix |
| Year Released | 1999 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 260 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 187 Nm | 380 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Engine Bore Size | 83 mm | 96.5 mm |
| Engine Stroke Size | 91 mm | 86.4 mm |
| Engine Compression Ratio | 10.0:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1215 kg | 1347 kg |
| Vehicle Length | 4270 mm | 5040 mm |
| Vehicle Width | 1720 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2810 mm |
| Fuel Consumption | 6.8 L/100km | 8.6 L/100km |
| Fuel Consumption City | 8.9 L/100km | 12.5 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 61 L | 64 L |
