1991 Alfa Romeo SZ vs. 1957 Packard Patrician
To start off, 1991 Alfa Romeo SZ is newer by 34 year(s). Which means there will be less support and parts availability for 1957 Packard Patrician. In addition, the cost of maintenance, including insurance, on 1957 Packard Patrician would be higher. At 6,135 cc (8 cylinders), 1957 Packard Patrician is equipped with a bigger engine. In terms of performance, 1957 Packard Patrician (286 HP @ 4600 RPM) has 78 more horse power than 1991 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 1957 Packard Patrician should accelerate faster than 1991 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 1957 Packard Patrician weights approximately 815 kg more than 1991 Alfa Romeo SZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1957 Packard Patrician (549 Nm @ 2800 RPM) has 304 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 1957 Packard Patrician will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ.
Compare all specifications:
| 1991 Alfa Romeo SZ | 1957 Packard Patrician | |
| Make | Alfa Romeo | Packard |
| Model | SZ | Patrician |
| Year Released | 1991 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 6135 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 208 HP | 286 HP |
| Engine RPM | 6200 RPM | 4600 RPM |
| Torque | 245 Nm | 549 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Engine Bore Size | 93 mm | 104.8 mm |
| Engine Stroke Size | 72.6 mm | 88.9 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 2075 kg |
| Vehicle Length | 4670 mm | 5580 mm |
| Vehicle Width | 1740 mm | 1990 mm |
| Vehicle Height | 1320 mm | 1580 mm |
| Wheelbase Size | 2520 mm | 3240 mm |
| Fuel Tank Capacity | 50 L | 77 L |
