2004 Alfa Romeo 156 vs. 2001 Pontiac Grand Prix
To start off, 2004 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2001 Pontiac Grand Prix would be higher. At 3,130 cc (6 cylinders), 2001 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2001 Pontiac Grand Prix (173 HP @ 5200 RPM) has 35 more horse power than 2004 Alfa Romeo 156. (138 HP @ 4000 RPM) In normal driving conditions, 2001 Pontiac Grand Prix should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2001 Pontiac Grand Prix weights approximately 46 kg more than 2004 Alfa Romeo 156. 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, 2004 Alfa Romeo 156 (305 Nm @ 2000 RPM) has 41 more torque (in Nm) than 2001 Pontiac Grand Prix. (264 Nm @ 4000 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2001 Pontiac Grand Prix. 2001 Pontiac Grand Prix has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2001 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | 156 | Grand Prix |
| Year Released | 2004 | 2001 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3130 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 173 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 305 Nm | 264 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82.1 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 84 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1476 kg |
| Vehicle Length | 4450 mm | 5000 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2710 mm | 2990 mm |
| Fuel Tank Capacity | 63 L | 66 L |
