1978 Alfa Romeo Alfasud vs. 1990 Pontiac Grand Prix
To start off, 1990 Pontiac Grand Prix is newer by 12 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo Alfasud would be higher. At 3,352 cc (6 cylinders), 1990 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1990 Pontiac Grand Prix (208 HP @ 5200 RPM) has 124 more horse power than 1978 Alfa Romeo Alfasud. (84 HP @ 5800 RPM) In normal driving conditions, 1990 Pontiac Grand Prix should accelerate faster than 1978 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 1990 Pontiac Grand Prix weights approximately 733 kg more than 1978 Alfa Romeo Alfasud. 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, 1990 Pontiac Grand Prix (291 Nm @ 4000 RPM) has 171 more torque (in Nm) than 1978 Alfa Romeo Alfasud. (120 Nm @ 3500 RPM). This means 1990 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo Alfasud.
Compare all specifications:
| 1978 Alfa Romeo Alfasud | 1990 Pontiac Grand Prix | |
| Make | Alfa Romeo | Pontiac |
| Model | Alfasud | Grand Prix |
| Year Released | 1978 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 3352 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Horse Power | 84 HP | 208 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 120 Nm | 291 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 67.2 mm | 84 mm |
| Engine Compression Ratio | 9.0:1 | 9.3:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 876 kg | 1609 kg |
| Vehicle Length | 3930 mm | 4930 mm |
| Vehicle Width | 1620 mm | 1810 mm |
| Vehicle Height | 1380 mm | 1360 mm |
| Wheelbase Size | 2520 mm | 2790 mm |
| Fuel Tank Capacity | 50 L | 76 L |
