2003 Alfa Romeo 156 vs. 1989 Pontiac Grand Prix
To start off, 2003 Alfa Romeo 156 is newer by 14 year(s). Which means there will be less support and parts availability for 1989 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1989 Pontiac Grand Prix would be higher. At 2,387 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (189 HP @ 6300 RPM) has 31 more horse power than 1989 Pontiac Grand Prix. (158 HP @ 6200 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1989 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 75 kg more than 1989 Pontiac Grand Prix. 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, 2003 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 15 more torque (in Nm) than 1989 Pontiac Grand Prix. (203 Nm @ 5200 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1989 Pontiac Grand Prix.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1989 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | 156 | Grand Prix |
| Year Released | 2003 | 1989 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2260 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 158 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 218 Nm | 203 Nm |
| Torque RPM | 5000 RPM | 5200 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1435 kg |
| Vehicle Length | 4450 mm | 4960 mm |
| Vehicle Width | 1750 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1390 mm |
| Wheelbase Size | 2550 mm | 2740 mm |
| Fuel Tank Capacity | 63 L | 76 L |
