2004 Alfa Romeo 156 vs. 1977 Pontiac Firebird
To start off, 2004 Alfa Romeo 156 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 4,942 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1977 Pontiac Firebird (200 HP @ 4000 RPM) has 52 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 1977 Pontiac Firebird should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1977 Pontiac Firebird weights approximately 60 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.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 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, 1977 Pontiac Firebird (459 Nm @ 2000 RPM) has 159 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 1977 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1977 Pontiac Firebird | |
| Make | Alfa Romeo | Pontiac |
| Model | 156 | Firebird |
| Year Released | 2004 | 1977 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4942 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 200 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 300 Nm | 459 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 101.6 mm |
| Engine Stroke Size | 90.4 mm | 76.2 mm |
| Engine Compression Ratio | 18.5:1 | 7.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 200 km/hour | 190 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1585 kg |
| Vehicle Width | 1750 mm | 1870 mm |
| Vehicle Height | 1460 mm | 1290 mm |
| Wheelbase Size | 2600 mm | 2750 mm |
