2003 Alfa Romeo 156 vs. 1971 Pontiac Grand Prix
To start off, 2003 Alfa Romeo 156 is newer by 32 year(s). Which means there will be less support and parts availability for 1971 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1971 Pontiac Grand Prix would be higher. At 6,545 cc (8 cylinders), 1971 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1971 Pontiac Grand Prix (247 HP @ 4400 RPM) has 73 more horse power than 2003 Alfa Romeo 156. (174 HP @ 4000 RPM) In normal driving conditions, 1971 Pontiac Grand Prix should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1971 Pontiac Grand Prix weights approximately 340 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 Pontiac Grand Prix is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1971 Pontiac Grand Prix. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 1971 Pontiac Grand Prix (461 Nm @ 3200 RPM) has 76 more torque (in Nm) than 2003 Alfa Romeo 156. (385 Nm @ 2000 RPM). This means 1971 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1971 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | 156 | Grand Prix |
| Year Released | 2003 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 6545 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 174 HP | 247 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 385 Nm | 461 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1460 kg | 1800 kg |
| Vehicle Length | 4440 mm | 5350 mm |
| Vehicle Width | 1750 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1330 mm |
| Wheelbase Size | 2550 mm | 3030 mm |
| Fuel Tank Capacity | 63 L | 38 L |
