1983 Alfa Romeo 33 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1983 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1983 Alfa Romeo 33 would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 114 more horse power than 1983 Alfa Romeo 33. (94 HP @ 5750 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1983 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 698 kg more than 1983 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 167 more torque (in Nm) than 1983 Alfa Romeo 33. (133 Nm @ 4000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo 33.
Compare all specifications:
| 1983 Alfa Romeo 33 | 2002 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 33 | Signum |
| Year Released | 1983 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 94 HP | 208 HP |
| Engine RPM | 5750 RPM | 6200 RPM |
| Torque | 133 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 67.2 mm | 88 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 169 km/hour | 237 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 912 kg | 1610 kg |
| Vehicle Length | 4020 mm | 4640 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2840 mm |
| Fuel Tank Capacity | 53 L | 61 L |
