1966 Alfa Romeo Giulia vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 43 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Giulia would be higher. At 1,796 cc (4 cylinders), 2009 Opel Astra is equipped with a bigger engine. In terms of performance, 2009 Opel Astra (139 HP @ 5600 RPM) has 34 more horse power than 1966 Alfa Romeo Giulia. (105 HP @ 6200 RPM) In normal driving conditions, 2009 Opel Astra should accelerate faster than 1966 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2009 Opel Astra weights approximately 653 kg more than 1966 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, 2009 Opel Astra (175 Nm @ 3800 RPM) has 42 more torque (in Nm) than 1966 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 2009 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Giulia.
Compare all specifications:
| 1966 Alfa Romeo Giulia | 2009 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | Giulia | Astra |
| Year Released | 1966 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 105 HP | 139 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 133 Nm | 175 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 80.5 mm |
| Engine Stroke Size | 82 mm | 88.2 mm |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 972 kg | 1625 kg |
| Vehicle Length | 4130 mm | 4260 mm |
| Vehicle Width | 1670 mm | 1760 mm |
| Vehicle Height | 1250 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2620 mm |
| Fuel Tank Capacity | 100 L | 52 L |
