1979 Alfa Romeo Alfa 6 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 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1979 Alfa Romeo Alfa 6 would be higher. At 2,492 cc (6 cylinders), 1979 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 1979 Alfa Romeo Alfa 6 (156 HP @ 5600 RPM) has 4 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM). In normal driving conditions, 1979 Alfa Romeo Alfa 6 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 95 kg more than 1979 Alfa Romeo Alfa 6.
Because 1979 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 1979 Alfa Romeo Alfa 6. 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, 2003 Opel Signum (220 Nm @ 3800 RPM) has 4 more torque (in Nm) than 1979 Alfa Romeo Alfa 6. (216 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1979 Alfa Romeo Alfa 6. 2003 Opel Signum has automatic transmission and 1979 Alfa Romeo Alfa 6 has manual transmission. 1979 Alfa Romeo Alfa 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1979 Alfa Romeo Alfa 6 | 2003 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | Alfa 6 | Signum |
| Year Released | 1979 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 156 HP | 152 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 216 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 88 mm | 86 mm |
| Engine Stroke Size | 68.3 mm | 94.6 mm |
| Top Speed | 195 km/hour | 206 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1565 kg |
| Vehicle Length | 4770 mm | 4640 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2460 mm | 2840 mm |
| Fuel Consumption Overall | 5.4 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 72 L | 60 L |
