1963 Alfa Romeo Giulia vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 41 year(s). Which means there will be less support and parts availability for 1963 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1963 Alfa Romeo Giulia would be higher. At 1,796 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (125 HP) has 10 more horse power than 1963 Alfa Romeo Giulia. (115 HP) In normal driving conditions, 2004 Opel Signum should accelerate faster than 1963 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 330 kg more than 1963 Alfa Romeo Giulia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Opel Signum (170 Nm @ 3800 RPM) has 25 more torque (in Nm) than 1963 Alfa Romeo Giulia. (145 Nm @ 4400 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1963 Alfa Romeo Giulia.
Compare all specifications:
| 1963 Alfa Romeo Giulia | 2004 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | Giulia | Signum |
| Year Released | 1963 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 125 HP |
| Torque | 145 Nm | 170 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Engine Bore Size | 78.1 mm | 80.5 mm |
| Engine Stroke Size | 82 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1050 kg | 1380 kg |
| Vehicle Length | 4150 mm | 4640 mm |
| Vehicle Width | 1570 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2700 mm |
| Fuel Tank Capacity | 46 L | 58 L |
