1972 Alfa Romeo GT vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 30 year(s). Which means there will be less support and parts availability for 1972 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1972 Alfa Romeo GT would be higher. At 2,172 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (153 HP @ 5600 RPM) has 52 more horse power than 1972 Alfa Romeo GT. (101 HP @ 5500 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1972 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 459 kg more than 1972 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 Opel Signum (250 Nm @ 3800 RPM) has 105 more torque (in Nm) than 1972 Alfa Romeo GT. (145 Nm @ 4400 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1972 Alfa Romeo GT.
Compare all specifications:
| 1972 Alfa Romeo GT | 2002 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | GT | Signum |
| Year Released | 1972 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 153 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 145 Nm | 250 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1026 kg | 1485 kg |
| Vehicle Length | 4090 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2360 mm | 2710 mm |
| Fuel Tank Capacity | 46 L | 60 L |
