1980 Austin Allegro vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1980 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1980 Austin Allegro would be higher. At 1,993 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (99 HP @ 3120 RPM) has 55 more horse power than 1980 Austin Allegro. (44 HP @ 5250 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1980 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 780 kg more than 1980 Austin Allegro. 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, 2005 Opel Signum (230 Nm @ 1500 RPM) has 156 more torque (in Nm) than 1980 Austin Allegro. (74 Nm @ 2900 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1980 Austin Allegro.
Compare all specifications:
| 1980 Austin Allegro | 2005 Opel Signum | |
| Make | Austin | Opel |
| Model | Allegro | Signum |
| Year Released | 1980 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 44 HP | 99 HP |
| Engine RPM | 5250 RPM | 3120 RPM |
| Torque | 74 Nm | 230 Nm |
| Torque RPM | 2900 RPM | 1500 RPM |
| Engine Bore Size | 64.6 mm | 84 mm |
| Engine Stroke Size | 83.7 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 815 kg | 1595 kg |
| Vehicle Length | 3200 mm | 4640 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2450 mm | 2740 mm |
| Fuel Tank Capacity | 48 L | 60 L |
