2009 Alfa Romeo 159 vs. 2007 Pontiac Grand Prix
To start off, 2009 Alfa Romeo 159 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2007 Pontiac Grand Prix would be higher. At 3,786 cc (6 cylinders), 2007 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2009 Alfa Romeo 159 (256 HP) has 56 more horse power than 2007 Pontiac Grand Prix. (200 HP). In normal driving conditions, 2009 Alfa Romeo 159 should accelerate faster than 2007 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo 159 weights approximately 492 kg more than 2007 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2009 Alfa Romeo 159 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, 2009 Alfa Romeo 159 (322 Nm @ 4500 RPM) has 10 more torque (in Nm) than 2007 Pontiac Grand Prix. (312 Nm @ 4000 RPM). This means 2009 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2007 Pontiac Grand Prix. 2007 Pontiac Grand Prix has automatic transmission and 2009 Alfa Romeo 159 has manual transmission. 2009 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2007 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | 159 | Grand Prix |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 3786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 256 HP | 200 HP |
| Torque | 322 Nm | 312 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 11.3:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1848 kg | 1356 kg |
| Vehicle Length | 4670 mm | 5040 mm |
| Vehicle Width | 1830 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2810 mm |
| Fuel Consumption City | 15.9 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
