1999 Opel Signum vs. 1957 Packard Patrician
To start off, 1999 Opel Signum is newer by 42 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 187 more horse power than 1999 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 1957 Packard Patrician should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1957 Packard Patrician weights approximately 480 kg more than 1999 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1957 Packard Patrician 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 1957 Packard Patrician. However, in wet, icy, snow, or gravel driving conditions, 1999 Opel Signum, 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, 1957 Packard Patrician (549 Nm @ 2800 RPM) has 309 more torque (in Nm) than 1999 Opel Signum. (240 Nm @ 1500 RPM). This means 1957 Packard Patrician will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 1999 Opel Signum | 1957 Packard Patrician | |
| Make | Opel | Packard |
| Model | Signum | Patrician |
| Year Released | 1999 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 6135 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 99 HP | 286 HP |
| Engine RPM | 3120 RPM | 4600 RPM |
| Torque | 240 Nm | 549 Nm |
| Torque RPM | 1500 RPM | 2800 RPM |
| Engine Bore Size | 84 mm | 104.8 mm |
| Engine Stroke Size | 90 mm | 88.9 mm |
| Engine Compression Ratio | 18.5:1 | 10.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 2075 kg |
| Vehicle Length | 4640 mm | 5580 mm |
| Vehicle Width | 1800 mm | 1990 mm |
| Vehicle Height | 1470 mm | 1580 mm |
| Wheelbase Size | 2840 mm | 3240 mm |
| Fuel Tank Capacity | 60 L | 77 L |
