1983 Alfa Romeo Alfa 6 vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 16 year(s). Which means there will be less support and parts availability for 1983 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1983 Alfa Romeo Alfa 6 would be higher. At 2,171 cc (4 cylinders), 1999 Opel Signum is equipped with a bigger engine. In terms of performance, 1983 Alfa Romeo Alfa 6 (133 HP @ 5600 RPM) has 10 more horse power than 1999 Opel Signum. (123 HP @ 3250 RPM). In normal driving conditions, 1983 Alfa Romeo Alfa 6 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 140 kg more than 1983 Alfa Romeo Alfa 6.
Because 1983 Alfa Romeo Alfa 6 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 1983 Alfa Romeo Alfa 6. 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, 1999 Opel Signum (271 Nm @ 1500 RPM) has 93 more torque (in Nm) than 1983 Alfa Romeo Alfa 6. (178 Nm @ 4500 RPM). This means 1999 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo Alfa 6.
Compare all specifications:
| 1983 Alfa Romeo Alfa 6 | 1999 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | Alfa 6 | Signum |
| Year Released | 1983 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 133 HP | 123 HP |
| Engine RPM | 5600 RPM | 3250 RPM |
| Torque | 178 Nm | 271 Nm |
| Torque RPM | 4500 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1610 kg |
| Vehicle Length | 4770 mm | 4640 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2840 mm |
