1979 Buick Regal vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 24 year(s). Which means there will be less support and parts availability for 1979 Buick Regal. In addition, the cost of maintenance, including insurance, on 1979 Buick Regal would be higher. At 4,348 cc (6 cylinders), 1979 Buick Regal is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 54 more horse power than 1979 Buick Regal. (119 HP @ 3600 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1979 Buick Regal.
Because 1979 Buick Regal 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 1979 Buick Regal. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 1979 Buick Regal (285 Nm @ 1800 RPM) has 5 more torque (in Nm) than 2003 Opel Signum. (280 Nm @ 2500 RPM). This means 1979 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 1979 Buick Regal | 2003 Opel Signum | |
| Make | Buick | Opel |
| Model | Regal | Signum |
| Year Released | 1979 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4348 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 119 HP | 173 HP |
| Engine RPM | 3600 RPM | 5600 RPM |
| Torque | 285 Nm | 280 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1495 kg | 1495 kg |
| Vehicle Length | 5090 mm | 4640 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2720 mm |
